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Unified Diff: tools/telemetry/third_party/modulegraph/modulegraph/zipio.py

Issue 1647513002: Delete tools/telemetry. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 11 months ago
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Index: tools/telemetry/third_party/modulegraph/modulegraph/zipio.py
diff --git a/tools/telemetry/third_party/modulegraph/modulegraph/zipio.py b/tools/telemetry/third_party/modulegraph/modulegraph/zipio.py
deleted file mode 100644
index 34d580e4b614bbd6278df25e0f9f8020e8bc0e21..0000000000000000000000000000000000000000
--- a/tools/telemetry/third_party/modulegraph/modulegraph/zipio.py
+++ /dev/null
@@ -1,426 +0,0 @@
-"""
-A helper module that can work with paths
-that can refer to data inside a zipfile
-
-XXX: Need to determine if isdir("zipfile.zip")
-should return True or False. Currently returns
-True, but that might do the wrong thing with
-data-files that are zipfiles.
-"""
-import os as _os
-import zipfile as _zipfile
-import errno as _errno
-import time as _time
-import sys as _sys
-import stat as _stat
-
-_DFLT_DIR_MODE = (
- _stat.S_IFDIR
- | _stat.S_IXOTH
- | _stat.S_IXGRP
- | _stat.S_IXUSR
- | _stat.S_IROTH
- | _stat.S_IRGRP
- | _stat.S_IRUSR)
-
-_DFLT_FILE_MODE = (
- _stat.S_IFREG
- | _stat.S_IROTH
- | _stat.S_IRGRP
- | _stat.S_IRUSR)
-
-
-if _sys.version_info[0] == 2:
- from StringIO import StringIO as _BaseStringIO
- from StringIO import StringIO as _BaseBytesIO
-
- class _StringIO (_BaseStringIO):
- def __enter__(self):
- return self
-
- def __exit__(self, exc_type, exc_value, traceback):
- self.close()
- return False
-
- class _BytesIO (_BaseBytesIO):
- def __enter__(self):
- return self
-
- def __exit__(self, exc_type, exc_value, traceback):
- self.close()
- return False
-
-else:
- from io import StringIO as _StringIO
- from io import BytesIO as _BytesIO
-
-
-
-
-def _locate(path):
- full_path = path
- if _os.path.exists(path):
- return path, None
-
- else:
- rest = []
- root = _os.path.splitdrive(path)
- while path and path != root:
- path, bn = _os.path.split(path)
- rest.append(bn)
- if _os.path.exists(path):
- break
-
- if path == root:
- raise IOError(
- _errno.ENOENT, full_path,
- "No such file or directory")
-
- if not _os.path.isfile(path):
- raise IOError(
- _errno.ENOENT, full_path,
- "No such file or directory")
-
- rest.reverse()
- return path, '/'.join(rest).strip('/')
-
-_open = open
-def open(path, mode='r'):
- if 'w' in mode or 'a' in mode:
- raise IOError(
- _errno.EINVAL, path, "Write access not supported")
- elif 'r+' in mode:
- raise IOError(
- _errno.EINVAL, path, "Write access not supported")
-
- full_path = path
- path, rest = _locate(path)
- if not rest:
- return _open(path, mode)
-
- else:
- try:
- zf = _zipfile.ZipFile(path, 'r')
-
- except _zipfile.error:
- raise IOError(
- _errno.ENOENT, full_path,
- "No such file or directory")
-
- try:
- data = zf.read(rest)
- except (_zipfile.error, KeyError):
- zf.close()
- raise IOError(
- _errno.ENOENT, full_path,
- "No such file or directory")
- zf.close()
-
- if mode == 'rb':
- return _BytesIO(data)
-
- else:
- if _sys.version_info[0] == 3:
- data = data.decode('ascii')
-
- return _StringIO(data)
-
-def listdir(path):
- full_path = path
- path, rest = _locate(path)
- if not rest and not _os.path.isfile(path):
- return _os.listdir(path)
-
- else:
- try:
- zf = _zipfile.ZipFile(path, 'r')
-
- except _zipfile.error:
- raise IOError(
- _errno.ENOENT, full_path,
- "No such file or directory")
-
- result = set()
- seen = False
- try:
- for nm in zf.namelist():
- if rest is None:
- seen = True
- value = nm.split('/')[0]
- if value:
- result.add(value)
-
- elif nm.startswith(rest):
- if nm == rest:
- seen = True
- value = ''
- pass
- elif nm[len(rest)] == '/':
- seen = True
- value = nm[len(rest)+1:].split('/')[0]
- else:
- value = None
-
- if value:
- result.add(value)
- except _zipfile.error:
- zf.close()
- raise IOError(
- _errno.ENOENT, full_path,
- "No such file or directory")
-
- zf.close()
-
- if not seen:
- raise IOError(
- _errno.ENOENT, full_path,
- "No such file or directory")
-
- return list(result)
-
-def isfile(path):
- full_path = path
- path, rest = _locate(path)
- if not rest:
- ok = _os.path.isfile(path)
- if ok:
- try:
- zf = _zipfile.ZipFile(path, 'r')
- return False
- except (_zipfile.error, IOError):
- return True
- return False
-
- zf = None
- try:
- zf = _zipfile.ZipFile(path, 'r')
- info = zf.getinfo(rest)
- zf.close()
- return True
- except (KeyError, _zipfile.error):
- if zf is not None:
- zf.close()
-
- # Check if this is a directory
- try:
- info = zf.getinfo(rest + '/')
- except KeyError:
- pass
- else:
- return False
-
- rest = rest + '/'
- for nm in zf.namelist():
- if nm.startswith(rest):
- # Directory
- return False
-
- # No trace in zipfile
- raise IOError(
- _errno.ENOENT, full_path,
- "No such file or directory")
-
-
-
-
-def isdir(path):
- full_path = path
- path, rest = _locate(path)
- if not rest:
- ok = _os.path.isdir(path)
- if not ok:
- try:
- zf = _zipfile.ZipFile(path, 'r')
- except (_zipfile.error, IOError):
- return False
- return True
- return True
-
- zf = None
- try:
- try:
- zf = _zipfile.ZipFile(path)
- except _zipfile.error:
- raise IOError(
- _errno.ENOENT, full_path,
- "No such file or directory")
-
- try:
- info = zf.getinfo(rest)
- except KeyError:
- pass
- else:
- # File found
- return False
-
- rest = rest + '/'
- try:
- info = zf.getinfo(rest)
- except KeyError:
- pass
- else:
- # Directory entry found
- return True
-
- for nm in zf.namelist():
- if nm.startswith(rest):
- return True
-
- raise IOError(
- _errno.ENOENT, full_path,
- "No such file or directory")
- finally:
- if zf is not None:
- zf.close()
-
-
-def islink(path):
- full_path = path
- path, rest = _locate(path)
- if not rest:
- return _os.path.islink(path)
-
- try:
- zf = _zipfile.ZipFile(path)
- except _zipfile.error:
- raise IOError(
- _errno.ENOENT, full_path,
- "No such file or directory")
- try:
-
-
- try:
- info = zf.getinfo(rest)
- except KeyError:
- pass
- else:
- # File
- return False
-
- rest += '/'
- try:
- info = zf.getinfo(rest)
- except KeyError:
- pass
- else:
- # Directory
- return False
-
- for nm in zf.namelist():
- if nm.startswith(rest):
- # Directory without listing
- return False
-
- raise IOError(
- _errno.ENOENT, full_path,
- "No such file or directory")
-
- finally:
- zf.close()
-
-
-def readlink(path):
- full_path = path
- path, rest = _locate(path)
- if rest:
- # No symlinks inside zipfiles
- raise OSError(
- _errno.ENOENT, full_path,
- "No such file or directory")
-
- return _os.readlink(path)
-
-def getmode(path):
- full_path = path
- path, rest = _locate(path)
- if not rest:
- return _os.stat(path).st_mode
-
- zf = None
- try:
- zf = _zipfile.ZipFile(path)
- info = None
-
- try:
- info = zf.getinfo(rest)
- except KeyError:
- pass
-
- if info is None:
- try:
- info = zf.getinfo(rest + '/')
- except KeyError:
- pass
-
- if info is None:
- rest = rest + '/'
- for nm in zf.namelist():
- if nm.startswith(rest):
- break
- else:
- raise IOError(
- _errno.ENOENT, full_path,
- "No such file or directory")
-
- # Directory exists, but has no entry of its own.
- return _DFLT_DIR_MODE
-
- # The mode is stored without file-type in external_attr.
- if (info.external_attr >> 16) != 0:
- return _stat.S_IFREG | (info.external_attr >> 16)
- else:
- return _DFLT_FILE_MODE
-
-
- except KeyError:
- if zf is not None:
- zf.close()
- raise IOError(
- _errno.ENOENT, full_path,
- "No such file or directory")
-
-def getmtime(path):
- full_path = path
- path, rest = _locate(path)
- if not rest:
- return _os.path.getmtime(path)
-
- zf = None
- try:
- zf = _zipfile.ZipFile(path)
- info = None
-
- try:
- info = zf.getinfo(rest)
- except KeyError:
- pass
-
- if info is None:
- try:
- info = zf.getinfo(rest + '/')
- except KeyError:
- pass
-
- if info is None:
- rest = rest + '/'
- for nm in zf.namelist():
- if nm.startswith(rest):
- break
- else:
- raise IOError(
- _errno.ENOENT, full_path,
- "No such file or directory")
-
- # Directory exists, but has no entry of its
- # own, fake mtime by using the timestamp of
- # the zipfile itself.
- return _os.path.getmtime(path)
-
- return _time.mktime(info.date_time + (0, 0, -1))
-
- except KeyError:
- if zf is not None:
- zf.close()
- raise IOError(
- _errno.ENOENT, full_path,
- "No such file or directory")

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