| # Copyright 2014 Google Inc. All rights reserved. | |
| # | |
| # 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 os | |
| import shutil | |
| import sys | |
| import tempfile | |
| class Host: | |
| def __init__(self): | |
| self.stdin = sys.stdin | |
| self.stdout = sys.stdout | |
| self.stderr = sys.stderr | |
| def chdir(self, *comps): | |
| return os.chdir(self.join(*comps)) | |
| def getcwd(self): | |
| return os.getcwd() | |
| def join(self, *comps): | |
| return os.path.join(*comps) | |
| def mkdtemp(self, **kwargs): | |
| return tempfile.mkdtemp(**kwargs) | |
| def print_(self, msg='', end='\n', stream=None): | |
| stream = stream or self.stdout | |
| stream.write(str(msg) + end) | |
| stream.flush() | |
| def rmtree(self, path): | |
| shutil.rmtree(path, ignore_errors=True) | |
| def read_text_file(self, path): | |
| with open(path, 'rb') as fp: | |
| return fp.read().decode('utf8') | |
| def write_text_file(self, path, contents): | |
| with open(path, 'wb') as f: | |
| f.write(contents.encode('utf8')) | |