## @file # Override built in function file.open to provide support for long file path # # Copyright (c) 2014 - 2015, Intel Corporation. All rights reserved.
# This program and the accompanying materials # are licensed and made available under the terms and conditions of the BSD License # which accompanies this distribution. The full text of the license may be found at # http://opensource.org/licenses/bsd-license.php # # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. # import os import platform import shutil import codecs ## # OpenLongPath # Convert a file path to a long file path # def LongFilePath(FileName): FileName = os.path.normpath(FileName) if platform.system() == 'Windows': if FileName.startswith('\\\\?\\'): return FileName if FileName.startswith('\\\\'): return '\\\\?\\UNC\\' + FileName[2:] if os.path.isabs(FileName): return '\\\\?\\' + FileName return FileName ## # OpenLongFilePath # wrap open to support opening a long file path # def OpenLongFilePath(FileName, Mode='r', Buffer= -1): return open(LongFilePath(FileName), Mode, Buffer) def CodecOpenLongFilePath(Filename, Mode='rb', Encoding=None, Errors='strict', Buffering=1): return codecs.open(LongFilePath(Filename), Mode, Encoding, Errors, Buffering) ## # CopyLongFilePath # wrap copyfile to support copy a long file path # def CopyLongFilePath(src, dst): with open(LongFilePath(src), 'rb') as fsrc: with open(LongFilePath(dst), 'wb') as fdst: shutil.copyfileobj(fsrc, fdst) ## Convert a python unicode string to a normal string # # Convert a python unicode string to a normal string # UniToStr(u'I am a string') is 'I am a string' # # @param Uni: The python unicode string # # @retval: The formatted normal string # def UniToStr(Uni): return repr(Uni)[2:-1]