blob: f89c5293a3e16ade7a1cb2425d4b816bf8c7717c [file] [log] [blame]
# Copyright 2018 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""Utilities for importing python scripts and proto modules."""
import os
import sys
def AddImportPath(path):
"""Adds the given path to the front of the Python import path."""
sys.path.insert(0, os.path.normpath(path))
def AddProtosToPath(root_path):
"""Adds generated protobuf modules to the Python import path.
root_path: root directory where the pyproto subdir is located.
assert root_path is not None
# Add the root pyproto dir so Python packages under that dir (such as
# google.protobuf, which is built by //third_party/protobuf:py_proto) can be
# imported with fully-qualified package names. (eg. "from google.protobuf
# import text_format".)
pyproto_dir = os.path.join(root_path, 'pyproto')
# Add individual directories with proto files that can be imported with bare
# names. (eg. "import file_digest_pb2" to import file_digest.proto from the
# chrome/chrome_cleaner/proto dir.)
AddImportPath(os.path.join(pyproto_dir, 'chrome', 'chrome_cleaner', 'proto'))
AddImportPath(os.path.join(pyproto_dir, 'chrome', 'chrome_cleaner', 'logging',