blob: d64f4084f43aed39f0054984fd5c95a514ccd6f9 [file] [log] [blame]
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# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
# Hacks to provide Python2 <---> Python3 compatibility
# The results are
# | |long|unicode|
# |python2|long|unicode|
# |python3| int| str|
except NameError:
long = int
except NameError:
unicode = str
def isinteger(value):
return isinstance(value, (int, long))
def isstring(value):
return isinstance(value, (str, unicode))
class Constant(object):
def __init__(self, name): = name
def __repr__(self):
def secs2millis(secs):
return long(secs * 1000)
def millis2secs(millis):
return float(millis) / 1000.0
def unicode2utf8(string):
"""Some Proton APIs expect a null terminated string. Convert python text
types to UTF8 to avoid zero bytes introduced by other multi-byte encodings.
This method will throw if the string cannot be converted.
if string is None:
return None
elif isinstance(string, str):
# Must be py2 or py3 str
# The swig binding converts py3 str -> utf8 char* and back sutomatically
return string
elif isinstance(string, unicode):
# This must be python2 unicode as we already detected py3 str above
return string.encode('utf-8')
# Anything else illegal - specifically python3 bytes
raise TypeError("Unrecognized string type: %r (%s)" % (string, type(string)))
def utf82unicode(string):
"""Convert C strings returned from proton-c into python unicode"""
if string is None:
return None
elif isinstance(string, unicode):
# py2 unicode, py3 str (via hack definition)
return string
elif isinstance(string, bytes):
# py2 str (via hack definition), py3 bytes
return string.decode('utf8')
raise TypeError("Unrecognized string type")