code_release.py

#!/usr/bin/env python3
# Copyright 2021 Google LLC
#
# Licensed 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.

import ast
import os
import sys

class Visitor(ast.NodeVisitor):
  def visit(self, node):
    try:
      docstring = ast.get_docstring(node)
    except TypeError:
      docstring = None
    if docstring:
      print(docstring)
      print('---')
    super().visit(node)

for d, _, filenames in os.walk('.'):
  for name in filenames:
    if not name.endswith('.py'): continue
    p = os.path.join(d, name)
    print(p)
    with open(p) as f:
      Visitor().visit(ast.parse(f.read()))
    print('\n')