Revert of Added virtualenv for depot_tools

bootstrap/bootstrap.py

Index: bootstrap/bootstrap.py
diff --git a/bootstrap/bootstrap.py b/bootstrap/bootstrap.py
deleted file mode 100755
index df14e858decf8e4bca1d4c713037955d6f3e37e6..0000000000000000000000000000000000000000
--- a/bootstrap/bootstrap.py
+++ /dev/null
@@ -1,226 +0,0 @@
-#!/usr/bin/env python
-# Copyright 2014 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.
-
-import argparse
-import contextlib
-import glob
-import logging
-import os
-import shutil
-import subprocess
-import sys
-import tempfile
-
-from util import STORAGE_URL, OBJECT_URL, LOCAL_STORAGE_PATH, LOCAL_OBJECT_URL
-from util import read_deps, merge_deps, print_deps, platform_tag
-
-LOGGER = logging.getLogger(__name__)
-
-# /path/to/infra
-ROOT = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
-
-PYTHON_BAT_WIN = '@%~dp0\\..\\Scripts\\python.exe %*'
-
-
-class NoWheelException(Exception):
-  def __init__(self, name, version, build, source_sha):
-    super(NoWheelException, self).__init__(
-        'No matching wheel found for (%s==%s (build %s_%s))' %
-        (name, version, build, source_sha))
-
-
-def check_pydistutils():
-  if os.path.exists(os.path.expanduser('~/.pydistutils.cfg')):
-    print >> sys.stderr, '\n'.join([
-      '',
-      '',
-      '=========== ERROR ===========',
-      'You have a ~/.pydistutils.cfg file, which interferes with the ',
-      'infra virtualenv environment. Please move it to the side and bootstrap ',
-      'again. Once infra has bootstrapped, you may move it back.',
-      '',
-      'Upstream bug: https://github.com/pypa/virtualenv/issues/88/',
-      ''
-    ])
-    sys.exit(1)
-
-
-def ls(prefix):
-  from pip._vendor import requests  # pylint: disable=E0611
-  data = requests.get(STORAGE_URL, params=dict(
-      prefix=prefix,
-      fields='items(name,md5Hash)'
-  )).json()
-  entries = data.get('items', [])
-  for entry in entries:
-    entry['md5Hash'] = entry['md5Hash'].decode('base64').encode('hex')
-    entry['local'] = False
-  # Also look in the local cache
-  entries.extend([
-    {'name': fname, 'md5Hash': None, 'local': True}
-    for fname in glob.glob(os.path.join(LOCAL_STORAGE_PATH,
-                                        prefix.split('/')[-1] + '*'))])
-  return entries
-
-
-def sha_for(deps_entry):
-  if 'rev' in deps_entry:
-    return deps_entry['rev']
-  else:
-    return deps_entry['gs'].split('.')[0]
-
-
-def get_links(deps):
-  import pip.wheel  # pylint: disable=E0611
-  plat_tag = platform_tag()
-
-  links = []
-
-  for name, dep in deps.iteritems():
-    version, source_sha = dep['version'] , sha_for(dep)
-    prefix = 'wheels/{}-{}-{}_{}'.format(name, version, dep['build'],
-                                         source_sha)
-    generic_link = None
-    binary_link = None
-    local_link = None
-
-    for entry in ls(prefix):
-      fname = entry['name'].split('/')[-1]
-      md5hash = entry['md5Hash']
-      wheel_info = pip.wheel.Wheel.wheel_file_re.match(fname)
-      if not wheel_info:
-        LOGGER.warn('Skipping invalid wheel: %r', fname)
-        continue
-
-      if pip.wheel.Wheel(fname).supported():
-        if entry['local']:
-          link = LOCAL_OBJECT_URL.format(entry['name'])
-          local_link = link
-          continue
-        else:
-          link = OBJECT_URL.format(entry['name'], md5hash)
-        if fname.endswith('none-any.whl'):
-          if generic_link:
-            LOGGER.error(
-              'Found more than one generic matching wheel for %r: %r',
-              prefix, dep)
-            continue
-          generic_link = link
-        elif plat_tag in fname:
-          if binary_link:
-            LOGGER.error(
-              'Found more than one binary matching wheel for %r: %r',
-              prefix, dep)
-            continue
-          binary_link = link
-
-    if not binary_link and not generic_link and not local_link:
-      raise NoWheelException(name, version, dep['build'], source_sha)
-
-    links.append(local_link or binary_link or generic_link)
-
-  return links
-
-
-@contextlib.contextmanager
-def html_index(links):
-  tf = tempfile.mktemp('.html')
-  try:
-    with open(tf, 'w') as f:
-      print >> f, '<html><body>'
-      for link in links:
-        print >> f, '<a href="%s">wat</a>' % link
-      print >> f, '</body></html>'
-    yield tf
-  finally:
-    os.unlink(tf)
-
-
-def install(deps):
-  bin_dir = 'Scripts' if sys.platform.startswith('win') else 'bin'
-  pip = os.path.join(sys.prefix, bin_dir, 'pip')
-
-  links = get_links(deps)
-  with html_index(links) as ipath:
-    requirements = []
-    # TODO(iannucci): Do this as a requirements.txt
-    for name, deps_entry in deps.iteritems():
-      if not deps_entry.get('implicit'):
-        requirements.append('%s==%s' % (name, deps_entry['version']))
-    subprocess.check_call(
-        [pip, 'install', '--no-index', '--download-cache',
-         os.path.join(ROOT, '.wheelcache'), '-f', ipath] + requirements)
-
-
-def activate_env(env, deps):
-  if hasattr(sys, 'real_prefix'):
-    LOGGER.error('Already activated environment!')
-    return
-
-  print 'Activating environment: %r' % env
-  assert isinstance(deps, dict)
-
-  manifest_path = os.path.join(env, 'manifest.pyl')
-  cur_deps = read_deps(manifest_path)
-  if cur_deps != deps:
-    print '  Removing old environment: %r' % cur_deps
-    shutil.rmtree(env, ignore_errors=True)
-    cur_deps = None
-
-  if cur_deps is None:
-    check_pydistutils()
-
-    print '  Building new environment'
-    # Add in bundled virtualenv lib
-    sys.path.insert(0, os.path.join(os.path.dirname(__file__), 'virtualenv'))
-    import virtualenv  # pylint: disable=F0401
-    virtualenv.create_environment(
-        env, search_dirs=virtualenv.file_search_dirs())
-
-  print '  Activating environment'
-  # Ensure hermeticity during activation.
-  os.environ.pop('PYTHONPATH', None)
-  bin_dir = 'Scripts' if sys.platform.startswith('win') else 'bin'
-  activate_this = os.path.join(env, bin_dir, 'activate_this.py')
-  execfile(activate_this, dict(__file__=activate_this))
-
-  if cur_deps is None:
-    print '  Installing deps'
-    print_deps(deps, indent=2, with_implicit=False)
-    install(deps)
-    virtualenv.make_environment_relocatable(env)
-    with open(manifest_path, 'wb') as f:
-      f.write(repr(deps) + '\n')
-
-  # Create bin\python.bat on Windows to unify path where Python is found.
-  if sys.platform.startswith('win'):
-    bin_path = os.path.join(env, 'bin')
-    if not os.path.isdir(bin_path):
-      os.makedirs(bin_path)
-    python_bat_path = os.path.join(bin_path, 'python.bat')
-    if not os.path.isfile(python_bat_path):
-      with open(python_bat_path, 'w') as python_bat_file:
-        python_bat_file.write(PYTHON_BAT_WIN)
-
-  print 'Done creating environment'
-
-
-def main(args):
-  parser = argparse.ArgumentParser()
-  parser.add_argument('--deps-file', '--deps_file', action='append',
-                      help='Path to deps.pyl file (may be used multiple times)')
-  parser.add_argument('env_path',
-                      help='Path to place environment (default: %(default)s)',
-                      default='ENV')
-  opts = parser.parse_args(args)
-
-  deps = merge_deps(opts.deps_file)
-  activate_env(opts.env_path, deps)
-
-
-if __name__ == '__main__':
-  logging.basicConfig()
-  LOGGER.setLevel(logging.DEBUG)
-  sys.exit(main(sys.argv[1:]))