58 lines
1.4 KiB
Python
58 lines
1.4 KiB
Python
import os
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import shutil
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from elodie import constants
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def _decode(string, encoding='utf8'):
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"""Return a utf8 encoded unicode string.
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Python2 and Python3 differ in how they handle strings.
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So we do a few checks to see if the string is ascii or unicode.
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Then we decode it if needed.
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"""
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if hasattr(string, 'decode'):
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# If the string is already unicode we return it.
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try:
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if isinstance(string, unicode):
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return string
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except NameError:
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pass
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return string.decode(encoding)
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return string
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def _copyfile(src, dst):
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# Python 3 hangs using open/write method
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if (constants.python_version == 3):
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shutil.copy(src, dst)
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return
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try:
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O_BINARY = os.O_BINARY
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except:
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O_BINARY = 0
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READ_FLAGS = os.O_RDONLY | O_BINARY
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WRITE_FLAGS = os.O_WRONLY | os.O_CREAT | os.O_TRUNC | O_BINARY
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TEN_MEGABYTES = 10485760
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BUFFER_SIZE = min(TEN_MEGABYTES, os.path.getsize(src))
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try:
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fin = os.open(src, READ_FLAGS)
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stat = os.fstat(fin)
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fout = os.open(dst, WRITE_FLAGS, stat.st_mode)
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for x in iter(lambda: os.read(fin, BUFFER_SIZE), ""):
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os.write(fout, x)
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finally:
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try:
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os.close(fin)
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except:
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pass
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try:
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os.close(fout)
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except:
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pass
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