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| <section id="data-types-and-schemas"> |
| <span id="api-types"></span><h1>Data Types and Schemas<a class="headerlink" href="#data-types-and-schemas" title="Permalink to this heading">#</a></h1> |
| <section id="factory-functions"> |
| <h2>Factory Functions<a class="headerlink" href="#factory-functions" title="Permalink to this heading">#</a></h2> |
| <p>These should be used to create Arrow data types and schemas.</p> |
| <table class="autosummary longtable table autosummary"> |
| <tbody> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.null.html#pyarrow.null" title="pyarrow.null"><code class="xref py py-obj docutils literal notranslate"><span class="pre">null</span></code></a>()</p></td> |
| <td><p>Create instance of null type.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.bool_.html#pyarrow.bool_" title="pyarrow.bool_"><code class="xref py py-obj docutils literal notranslate"><span class="pre">bool_</span></code></a>()</p></td> |
| <td><p>Create instance of boolean type.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.int8.html#pyarrow.int8" title="pyarrow.int8"><code class="xref py py-obj docutils literal notranslate"><span class="pre">int8</span></code></a>()</p></td> |
| <td><p>Create instance of signed int8 type.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.int16.html#pyarrow.int16" title="pyarrow.int16"><code class="xref py py-obj docutils literal notranslate"><span class="pre">int16</span></code></a>()</p></td> |
| <td><p>Create instance of signed int16 type.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.int32.html#pyarrow.int32" title="pyarrow.int32"><code class="xref py py-obj docutils literal notranslate"><span class="pre">int32</span></code></a>()</p></td> |
| <td><p>Create instance of signed int32 type.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.int64.html#pyarrow.int64" title="pyarrow.int64"><code class="xref py py-obj docutils literal notranslate"><span class="pre">int64</span></code></a>()</p></td> |
| <td><p>Create instance of signed int64 type.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.uint8.html#pyarrow.uint8" title="pyarrow.uint8"><code class="xref py py-obj docutils literal notranslate"><span class="pre">uint8</span></code></a>()</p></td> |
| <td><p>Create instance of unsigned int8 type.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.uint16.html#pyarrow.uint16" title="pyarrow.uint16"><code class="xref py py-obj docutils literal notranslate"><span class="pre">uint16</span></code></a>()</p></td> |
| <td><p>Create instance of unsigned uint16 type.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.uint32.html#pyarrow.uint32" title="pyarrow.uint32"><code class="xref py py-obj docutils literal notranslate"><span class="pre">uint32</span></code></a>()</p></td> |
| <td><p>Create instance of unsigned uint32 type.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.uint64.html#pyarrow.uint64" title="pyarrow.uint64"><code class="xref py py-obj docutils literal notranslate"><span class="pre">uint64</span></code></a>()</p></td> |
| <td><p>Create instance of unsigned uint64 type.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.float16.html#pyarrow.float16" title="pyarrow.float16"><code class="xref py py-obj docutils literal notranslate"><span class="pre">float16</span></code></a>()</p></td> |
| <td><p>Create half-precision floating point type.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.float32.html#pyarrow.float32" title="pyarrow.float32"><code class="xref py py-obj docutils literal notranslate"><span class="pre">float32</span></code></a>()</p></td> |
| <td><p>Create single-precision floating point type.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.float64.html#pyarrow.float64" title="pyarrow.float64"><code class="xref py py-obj docutils literal notranslate"><span class="pre">float64</span></code></a>()</p></td> |
| <td><p>Create double-precision floating point type.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.time32.html#pyarrow.time32" title="pyarrow.time32"><code class="xref py py-obj docutils literal notranslate"><span class="pre">time32</span></code></a>(unit)</p></td> |
| <td><p>Create instance of 32-bit time (time of day) type with unit resolution.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.time64.html#pyarrow.time64" title="pyarrow.time64"><code class="xref py py-obj docutils literal notranslate"><span class="pre">time64</span></code></a>(unit)</p></td> |
| <td><p>Create instance of 64-bit time (time of day) type with unit resolution.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.timestamp.html#pyarrow.timestamp" title="pyarrow.timestamp"><code class="xref py py-obj docutils literal notranslate"><span class="pre">timestamp</span></code></a>(unit[, tz])</p></td> |
| <td><p>Create instance of timestamp type with resolution and optional time zone.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.date32.html#pyarrow.date32" title="pyarrow.date32"><code class="xref py py-obj docutils literal notranslate"><span class="pre">date32</span></code></a>()</p></td> |
| <td><p>Create instance of 32-bit date (days since UNIX epoch 1970-01-01).</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.date64.html#pyarrow.date64" title="pyarrow.date64"><code class="xref py py-obj docutils literal notranslate"><span class="pre">date64</span></code></a>()</p></td> |
| <td><p>Create instance of 64-bit date (milliseconds since UNIX epoch 1970-01-01).</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.duration.html#pyarrow.duration" title="pyarrow.duration"><code class="xref py py-obj docutils literal notranslate"><span class="pre">duration</span></code></a>(unit)</p></td> |
| <td><p>Create instance of a duration type with unit resolution.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.month_day_nano_interval.html#pyarrow.month_day_nano_interval" title="pyarrow.month_day_nano_interval"><code class="xref py py-obj docutils literal notranslate"><span class="pre">month_day_nano_interval</span></code></a>()</p></td> |
| <td><p>Create instance of an interval type representing months, days and nanoseconds between two dates.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.binary.html#pyarrow.binary" title="pyarrow.binary"><code class="xref py py-obj docutils literal notranslate"><span class="pre">binary</span></code></a>(int length=-1)</p></td> |
| <td><p>Create variable-length or fixed size binary type.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.string.html#pyarrow.string" title="pyarrow.string"><code class="xref py py-obj docutils literal notranslate"><span class="pre">string</span></code></a>()</p></td> |
| <td><p>Create UTF8 variable-length string type.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.utf8.html#pyarrow.utf8" title="pyarrow.utf8"><code class="xref py py-obj docutils literal notranslate"><span class="pre">utf8</span></code></a>()</p></td> |
| <td><p>Alias for string().</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.large_binary.html#pyarrow.large_binary" title="pyarrow.large_binary"><code class="xref py py-obj docutils literal notranslate"><span class="pre">large_binary</span></code></a>()</p></td> |
| <td><p>Create large variable-length binary type.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.large_string.html#pyarrow.large_string" title="pyarrow.large_string"><code class="xref py py-obj docutils literal notranslate"><span class="pre">large_string</span></code></a>()</p></td> |
| <td><p>Create large UTF8 variable-length string type.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.large_utf8.html#pyarrow.large_utf8" title="pyarrow.large_utf8"><code class="xref py py-obj docutils literal notranslate"><span class="pre">large_utf8</span></code></a>()</p></td> |
| <td><p>Alias for large_string().</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.binary_view.html#pyarrow.binary_view" title="pyarrow.binary_view"><code class="xref py py-obj docutils literal notranslate"><span class="pre">binary_view</span></code></a>()</p></td> |
| <td><p>Create a variable-length binary view type.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.string_view.html#pyarrow.string_view" title="pyarrow.string_view"><code class="xref py py-obj docutils literal notranslate"><span class="pre">string_view</span></code></a>()</p></td> |
| <td><p>Create UTF8 variable-length string view type.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.decimal128.html#pyarrow.decimal128" title="pyarrow.decimal128"><code class="xref py py-obj docutils literal notranslate"><span class="pre">decimal128</span></code></a>(int precision, int scale=0)</p></td> |
| <td><p>Create decimal type with precision and scale and 128-bit width.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.list_.html#pyarrow.list_" title="pyarrow.list_"><code class="xref py py-obj docutils literal notranslate"><span class="pre">list_</span></code></a>(value_type, int list_size=-1)</p></td> |
| <td><p>Create ListType instance from child data type or field.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.large_list.html#pyarrow.large_list" title="pyarrow.large_list"><code class="xref py py-obj docutils literal notranslate"><span class="pre">large_list</span></code></a>(value_type)</p></td> |
| <td><p>Create LargeListType instance from child data type or field.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.list_view.html#pyarrow.list_view" title="pyarrow.list_view"><code class="xref py py-obj docutils literal notranslate"><span class="pre">list_view</span></code></a>(value_type)</p></td> |
| <td><p>Create ListViewType instance from child data type or field.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.large_list_view.html#pyarrow.large_list_view" title="pyarrow.large_list_view"><code class="xref py py-obj docutils literal notranslate"><span class="pre">large_list_view</span></code></a>(value_type)</p></td> |
| <td><p>Create LargeListViewType instance from child data type or field.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.map_.html#pyarrow.map_" title="pyarrow.map_"><code class="xref py py-obj docutils literal notranslate"><span class="pre">map_</span></code></a>(key_type, item_type[, keys_sorted])</p></td> |
| <td><p>Create MapType instance from key and item data types or fields.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.struct.html#pyarrow.struct" title="pyarrow.struct"><code class="xref py py-obj docutils literal notranslate"><span class="pre">struct</span></code></a>(fields)</p></td> |
| <td><p>Create StructType instance from fields.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.dictionary.html#pyarrow.dictionary" title="pyarrow.dictionary"><code class="xref py py-obj docutils literal notranslate"><span class="pre">dictionary</span></code></a>(index_type, value_type, ...)</p></td> |
| <td><p>Dictionary (categorical, or simply encoded) type.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.run_end_encoded.html#pyarrow.run_end_encoded" title="pyarrow.run_end_encoded"><code class="xref py py-obj docutils literal notranslate"><span class="pre">run_end_encoded</span></code></a>(run_end_type, value_type)</p></td> |
| <td><p>Create RunEndEncodedType from run-end and value types.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.field.html#pyarrow.field" title="pyarrow.field"><code class="xref py py-obj docutils literal notranslate"><span class="pre">field</span></code></a>(name[, type, nullable, metadata])</p></td> |
| <td><p>Create a pyarrow.Field instance.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.schema.html#pyarrow.schema" title="pyarrow.schema"><code class="xref py py-obj docutils literal notranslate"><span class="pre">schema</span></code></a>(fields[, metadata])</p></td> |
| <td><p>Construct pyarrow.Schema from collection of fields.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.from_numpy_dtype.html#pyarrow.from_numpy_dtype" title="pyarrow.from_numpy_dtype"><code class="xref py py-obj docutils literal notranslate"><span class="pre">from_numpy_dtype</span></code></a>(dtype)</p></td> |
| <td><p>Convert NumPy dtype to pyarrow.DataType.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| </section> |
| <section id="utility-functions"> |
| <h2>Utility Functions<a class="headerlink" href="#utility-functions" title="Permalink to this heading">#</a></h2> |
| <table class="autosummary longtable table autosummary"> |
| <tbody> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.unify_schemas.html#pyarrow.unify_schemas" title="pyarrow.unify_schemas"><code class="xref py py-obj docutils literal notranslate"><span class="pre">unify_schemas</span></code></a>(schemas, *[, promote_options])</p></td> |
| <td><p>Unify schemas by merging fields by name.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| </section> |
| <section id="type-classes"> |
| <span id="api-type-classes"></span><h2>Type Classes<a class="headerlink" href="#type-classes" title="Permalink to this heading">#</a></h2> |
| <p>Do not instantiate these classes directly. Instead, call one of the factory |
| functions above.</p> |
| <table class="autosummary longtable table autosummary"> |
| <tbody> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.DataType.html#pyarrow.DataType" title="pyarrow.DataType"><code class="xref py py-obj docutils literal notranslate"><span class="pre">DataType</span></code></a>()</p></td> |
| <td><p>Base class of all Arrow data types.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.DictionaryType.html#pyarrow.DictionaryType" title="pyarrow.DictionaryType"><code class="xref py py-obj docutils literal notranslate"><span class="pre">DictionaryType</span></code></a></p></td> |
| <td><p>Concrete class for dictionary data types.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.ListType.html#pyarrow.ListType" title="pyarrow.ListType"><code class="xref py py-obj docutils literal notranslate"><span class="pre">ListType</span></code></a></p></td> |
| <td><p>Concrete class for list data types.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.MapType.html#pyarrow.MapType" title="pyarrow.MapType"><code class="xref py py-obj docutils literal notranslate"><span class="pre">MapType</span></code></a></p></td> |
| <td><p>Concrete class for map data types.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.StructType.html#pyarrow.StructType" title="pyarrow.StructType"><code class="xref py py-obj docutils literal notranslate"><span class="pre">StructType</span></code></a></p></td> |
| <td><p>Concrete class for struct data types.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.UnionType.html#pyarrow.UnionType" title="pyarrow.UnionType"><code class="xref py py-obj docutils literal notranslate"><span class="pre">UnionType</span></code></a></p></td> |
| <td><p>Base class for union data types.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.TimestampType.html#pyarrow.TimestampType" title="pyarrow.TimestampType"><code class="xref py py-obj docutils literal notranslate"><span class="pre">TimestampType</span></code></a></p></td> |
| <td><p>Concrete class for timestamp data types.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.Time32Type.html#pyarrow.Time32Type" title="pyarrow.Time32Type"><code class="xref py py-obj docutils literal notranslate"><span class="pre">Time32Type</span></code></a></p></td> |
| <td><p>Concrete class for time32 data types.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.Time64Type.html#pyarrow.Time64Type" title="pyarrow.Time64Type"><code class="xref py py-obj docutils literal notranslate"><span class="pre">Time64Type</span></code></a></p></td> |
| <td><p>Concrete class for time64 data types.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.FixedSizeBinaryType.html#pyarrow.FixedSizeBinaryType" title="pyarrow.FixedSizeBinaryType"><code class="xref py py-obj docutils literal notranslate"><span class="pre">FixedSizeBinaryType</span></code></a></p></td> |
| <td><p>Concrete class for fixed-size binary data types.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.Decimal128Type.html#pyarrow.Decimal128Type" title="pyarrow.Decimal128Type"><code class="xref py py-obj docutils literal notranslate"><span class="pre">Decimal128Type</span></code></a></p></td> |
| <td><p>Concrete class for decimal128 data types.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.Field.html#pyarrow.Field" title="pyarrow.Field"><code class="xref py py-obj docutils literal notranslate"><span class="pre">Field</span></code></a>()</p></td> |
| <td><p>A named field, with a data type, nullability, and optional metadata.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.Schema.html#pyarrow.Schema" title="pyarrow.Schema"><code class="xref py py-obj docutils literal notranslate"><span class="pre">Schema</span></code></a>()</p></td> |
| <td><p>A named collection of types a.k.a schema.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.RunEndEncodedType.html#pyarrow.RunEndEncodedType" title="pyarrow.RunEndEncodedType"><code class="xref py py-obj docutils literal notranslate"><span class="pre">RunEndEncodedType</span></code></a></p></td> |
| <td><p>Concrete class for run-end encoded types.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| <p>Specific classes and functions for extension types.</p> |
| <table class="autosummary longtable table autosummary"> |
| <tbody> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.ExtensionType.html#pyarrow.ExtensionType" title="pyarrow.ExtensionType"><code class="xref py py-obj docutils literal notranslate"><span class="pre">ExtensionType</span></code></a>(DataType storage_type, ...)</p></td> |
| <td><p>Concrete base class for Python-defined extension types.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.PyExtensionType.html#pyarrow.PyExtensionType" title="pyarrow.PyExtensionType"><code class="xref py py-obj docutils literal notranslate"><span class="pre">PyExtensionType</span></code></a>(DataType storage_type)</p></td> |
| <td><p>Concrete base class for Python-defined extension types based on pickle for (de)serialization.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.register_extension_type.html#pyarrow.register_extension_type" title="pyarrow.register_extension_type"><code class="xref py py-obj docutils literal notranslate"><span class="pre">register_extension_type</span></code></a>(ext_type)</p></td> |
| <td><p>Register a Python extension type.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.unregister_extension_type.html#pyarrow.unregister_extension_type" title="pyarrow.unregister_extension_type"><code class="xref py py-obj docutils literal notranslate"><span class="pre">unregister_extension_type</span></code></a>(type_name)</p></td> |
| <td><p>Unregister a Python extension type.</p></td> |
| </tr> |
| </tbody> |
| </table> |
| </section> |
| <section id="type-checking"> |
| <span id="api-types-checking"></span><h2>Type Checking<a class="headerlink" href="#type-checking" title="Permalink to this heading">#</a></h2> |
| <p>These functions are predicates to check whether a <code class="xref py py-class docutils literal notranslate"><span class="pre">DataType</span></code> instance |
| represents a given data type (such as <code class="docutils literal notranslate"><span class="pre">int32</span></code>) or general category |
| (such as “is a signed integer”).</p> |
| <table class="autosummary longtable table autosummary"> |
| <tbody> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_boolean.html#pyarrow.types.is_boolean" title="pyarrow.types.is_boolean"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_boolean</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: boolean.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_integer.html#pyarrow.types.is_integer" title="pyarrow.types.is_integer"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_integer</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: any integer.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_signed_integer.html#pyarrow.types.is_signed_integer" title="pyarrow.types.is_signed_integer"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_signed_integer</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: signed integer.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_unsigned_integer.html#pyarrow.types.is_unsigned_integer" title="pyarrow.types.is_unsigned_integer"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_unsigned_integer</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: unsigned integer.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_int8.html#pyarrow.types.is_int8" title="pyarrow.types.is_int8"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_int8</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: int8.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_int16.html#pyarrow.types.is_int16" title="pyarrow.types.is_int16"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_int16</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: int16.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_int32.html#pyarrow.types.is_int32" title="pyarrow.types.is_int32"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_int32</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: int32.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_int64.html#pyarrow.types.is_int64" title="pyarrow.types.is_int64"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_int64</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: int64.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_uint8.html#pyarrow.types.is_uint8" title="pyarrow.types.is_uint8"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_uint8</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: uint8.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_uint16.html#pyarrow.types.is_uint16" title="pyarrow.types.is_uint16"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_uint16</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: uint16.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_uint32.html#pyarrow.types.is_uint32" title="pyarrow.types.is_uint32"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_uint32</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: uint32.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_uint64.html#pyarrow.types.is_uint64" title="pyarrow.types.is_uint64"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_uint64</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: uint64.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_floating.html#pyarrow.types.is_floating" title="pyarrow.types.is_floating"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_floating</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: floating point numeric.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_float16.html#pyarrow.types.is_float16" title="pyarrow.types.is_float16"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_float16</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: float16 (half-precision).</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_float32.html#pyarrow.types.is_float32" title="pyarrow.types.is_float32"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_float32</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: float32 (single precision).</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_float64.html#pyarrow.types.is_float64" title="pyarrow.types.is_float64"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_float64</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: float64 (double precision).</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_decimal.html#pyarrow.types.is_decimal" title="pyarrow.types.is_decimal"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_decimal</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: decimal.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_decimal128.html#pyarrow.types.is_decimal128" title="pyarrow.types.is_decimal128"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_decimal128</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: decimal128.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_decimal256.html#pyarrow.types.is_decimal256" title="pyarrow.types.is_decimal256"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_decimal256</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: decimal256.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_list.html#pyarrow.types.is_list" title="pyarrow.types.is_list"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_list</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: list.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_large_list.html#pyarrow.types.is_large_list" title="pyarrow.types.is_large_list"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_large_list</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: large list.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_fixed_size_list.html#pyarrow.types.is_fixed_size_list" title="pyarrow.types.is_fixed_size_list"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_fixed_size_list</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: fixed size list.</p></td> |
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| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_list_view.html#pyarrow.types.is_list_view" title="pyarrow.types.is_list_view"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_list_view</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: list view.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_large_list_view.html#pyarrow.types.is_large_list_view" title="pyarrow.types.is_large_list_view"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_large_list_view</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: large list view.</p></td> |
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| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_struct.html#pyarrow.types.is_struct" title="pyarrow.types.is_struct"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_struct</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: struct.</p></td> |
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| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_union.html#pyarrow.types.is_union" title="pyarrow.types.is_union"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_union</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: union.</p></td> |
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| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_nested.html#pyarrow.types.is_nested" title="pyarrow.types.is_nested"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_nested</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: nested type.</p></td> |
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| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_run_end_encoded.html#pyarrow.types.is_run_end_encoded" title="pyarrow.types.is_run_end_encoded"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_run_end_encoded</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: run-end encoded.</p></td> |
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| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_temporal.html#pyarrow.types.is_temporal" title="pyarrow.types.is_temporal"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_temporal</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: date, time, timestamp or duration.</p></td> |
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| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_timestamp.html#pyarrow.types.is_timestamp" title="pyarrow.types.is_timestamp"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_timestamp</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: timestamp.</p></td> |
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| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_date.html#pyarrow.types.is_date" title="pyarrow.types.is_date"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_date</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: date.</p></td> |
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| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_date32.html#pyarrow.types.is_date32" title="pyarrow.types.is_date32"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_date32</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: date32 (days).</p></td> |
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| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_date64.html#pyarrow.types.is_date64" title="pyarrow.types.is_date64"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_date64</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: date64 (milliseconds).</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_time.html#pyarrow.types.is_time" title="pyarrow.types.is_time"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_time</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: time.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_time32.html#pyarrow.types.is_time32" title="pyarrow.types.is_time32"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_time32</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: time32.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_time64.html#pyarrow.types.is_time64" title="pyarrow.types.is_time64"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_time64</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: time64.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_duration.html#pyarrow.types.is_duration" title="pyarrow.types.is_duration"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_duration</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: duration.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_interval.html#pyarrow.types.is_interval" title="pyarrow.types.is_interval"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_interval</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: interval.</p></td> |
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| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_null.html#pyarrow.types.is_null" title="pyarrow.types.is_null"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_null</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: null.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_binary.html#pyarrow.types.is_binary" title="pyarrow.types.is_binary"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_binary</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: variable-length binary.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_unicode.html#pyarrow.types.is_unicode" title="pyarrow.types.is_unicode"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_unicode</span></code></a>(t)</p></td> |
| <td><p>Alias for is_string.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_string.html#pyarrow.types.is_string" title="pyarrow.types.is_string"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_string</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: string (utf8 unicode).</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_large_binary.html#pyarrow.types.is_large_binary" title="pyarrow.types.is_large_binary"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_large_binary</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: large variable-length binary.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_large_unicode.html#pyarrow.types.is_large_unicode" title="pyarrow.types.is_large_unicode"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_large_unicode</span></code></a>(t)</p></td> |
| <td><p>Alias for is_large_string.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_large_string.html#pyarrow.types.is_large_string" title="pyarrow.types.is_large_string"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_large_string</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: large string (utf8 unicode).</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_binary_view.html#pyarrow.types.is_binary_view" title="pyarrow.types.is_binary_view"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_binary_view</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: variable-length binary view.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_string_view.html#pyarrow.types.is_string_view" title="pyarrow.types.is_string_view"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_string_view</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: variable-length string (utf-8) view.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_fixed_size_binary.html#pyarrow.types.is_fixed_size_binary" title="pyarrow.types.is_fixed_size_binary"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_fixed_size_binary</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: fixed size binary.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_map.html#pyarrow.types.is_map" title="pyarrow.types.is_map"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_map</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: map.</p></td> |
| </tr> |
| <tr class="row-even"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_dictionary.html#pyarrow.types.is_dictionary" title="pyarrow.types.is_dictionary"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_dictionary</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: dictionary-encoded.</p></td> |
| </tr> |
| <tr class="row-odd"><td><p><a class="reference internal" href="../generated/pyarrow.types.is_primitive.html#pyarrow.types.is_primitive" title="pyarrow.types.is_primitive"><code class="xref py py-obj docutils literal notranslate"><span class="pre">is_primitive</span></code></a>(t)</p></td> |
| <td><p>Return True if value is an instance of type: primitive type.</p></td> |
| </tr> |
| </tbody> |
| </table> |
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