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- # Purpose: low level DXF data encoding/decoding module
- # Created: 26.03.2016
- # Copyright (c) 2016-2018, Manfred Moitzi
- # License: MIT License
- from .const import DXFEncodingError
- def dxf_backslash_replace(exc: Exception):
- if isinstance(exc, (UnicodeEncodeError, UnicodeTranslateError)):
- s = ""
- for c in exc.object[exc.start:exc.end]:
- if ord(c) <= 0xff:
- s += "\\x%02x" % ord(c)
- elif ord(c) <= 0xffff:
- s += "\\U+%04x" % ord(c)
- else:
- s += "\\U+%08x" % ord(c)
- return s, exc.end
- else:
- raise TypeError("can't handle %s" % exc.__name__)
- def encode(unicode: str, encoding: str = 'cp1252', ignore_error: bool = False):
- try:
- return bytes(unicode, encoding)
- except UnicodeEncodeError: # can not use the given encoding
- if ignore_error: # encode string with the default unicode encoding
- return bytes(unicode, 'utf-8')
- else:
- raise DXFEncodingError("Can not encode string '{}' with given encoding '{}'".format(unicode, encoding))
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