/usr/lib/python2.7/dist-packages/pyqtgraph/frozenSupport.py is in python-pyqtgraph 0.9.10-5.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 | ## Definitions helpful in frozen environments (eg py2exe)
import os, sys, zipfile
def listdir(path):
"""Replacement for os.listdir that works in frozen environments."""
if not hasattr(sys, 'frozen'):
return os.listdir(path)
(zipPath, archivePath) = splitZip(path)
if archivePath is None:
return os.listdir(path)
with zipfile.ZipFile(zipPath, "r") as zipobj:
contents = zipobj.namelist()
results = set()
for name in contents:
# components in zip archive paths are always separated by forward slash
if name.startswith(archivePath) and len(name) > len(archivePath):
name = name[len(archivePath):].split('/')[0]
results.add(name)
return list(results)
def isdir(path):
"""Replacement for os.path.isdir that works in frozen environments."""
if not hasattr(sys, 'frozen'):
return os.path.isdir(path)
(zipPath, archivePath) = splitZip(path)
if archivePath is None:
return os.path.isdir(path)
with zipfile.ZipFile(zipPath, "r") as zipobj:
contents = zipobj.namelist()
archivePath = archivePath.rstrip('/') + '/' ## make sure there's exactly one '/' at the end
for c in contents:
if c.startswith(archivePath):
return True
return False
def splitZip(path):
"""Splits a path containing a zip file into (zipfile, subpath).
If there is no zip file, returns (path, None)"""
components = os.path.normpath(path).split(os.sep)
for index, component in enumerate(components):
if component.endswith('.zip'):
zipPath = os.sep.join(components[0:index+1])
archivePath = ''.join([x+'/' for x in components[index+1:]])
return (zipPath, archivePath)
else:
return (path, None)
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