| #!/usr/local/bin/python3 |
| |
| # contributor license agreements. See the NOTICE file distributed with |
| # this work for additional information 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 |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| def read_lines(filename): |
| content = () |
| with open(filename) as f: |
| content = f.readlines() |
| # you may also want to remove whitespace characters like `\n` at the end of each line |
| content = [x.rstrip() for x in content] |
| |
| return content |
| |
| |
| def scan_file(filename, callback): |
| with open(filename) as f: |
| for line in f: |
| callback(line) |
| |
| |
| def scan_file_with_context(filename, callback, context): |
| with open(filename) as f: |
| for line in f: |
| callback(line, context) |