pmlpp/compat.py

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import sys
if sys.version_info < (3,):
def isbasestring(s):
return isinstance(s, basestring)
def open_utf8(filename, mode):
return open(filename, mode)
def byte_to_str(x):
return str(ord(x))
import cStringIO
def StringIO():
return cStringIO.StringIO()
def encode_utf8(x):
return x
def decode_utf8(x):
return x
def iteritems(d):
return d.iteritems()
def itervalues(d):
return d.itervalues()
def escape_string(s):
if isinstance(s, unicode):
s = s.encode("ascii")
result = ""
for c in s:
if not (32 <= ord(c) < 127) or c in ("\\", '"'):
result += "\\%03o" % ord(c)
else:
result += c
return result
def qualname(obj):
# Not properly equivalent to __qualname__ in py3, but it doesn't matter.
return obj.__name__
else:
def isbasestring(s):
return isinstance(s, (str, bytes))
def open_utf8(filename, mode):
return open(filename, mode, encoding="utf-8")
def byte_to_str(x):
return str(x)
import io
def StringIO():
return io.StringIO()
import codecs
def encode_utf8(x):
return codecs.utf_8_encode(x)[0]
def decode_utf8(x):
return codecs.utf_8_decode(x)[0]
def iteritems(d):
return iter(d.items())
def itervalues(d):
return iter(d.values())
def charcode_to_c_escapes(c):
rev_result = []
while c >= 256:
c, low = (c // 256, c % 256)
rev_result.append("\\%03o" % low)
rev_result.append("\\%03o" % c)
return "".join(reversed(rev_result))
def escape_string(s):
result = ""
if isinstance(s, str):
s = s.encode("utf-8")
for c in s:
if not (32 <= c < 127) or c in (ord("\\"), ord('"')):
result += charcode_to_c_escapes(c)
else:
result += chr(c)
return result
def qualname(obj):
return obj.__qualname__