Dropped Python 2.x support in included libs
There is no point in having it and complicates the compatibility detection.
This commit is contained in:
Salvador E. Tropea
parent
98346bcf39
commit
73097d7963
|
|
@ -42,23 +42,6 @@ __all__ = [
|
|||
]
|
||||
|
||||
__metaclass__ = type
|
||||
|
||||
|
||||
# This allows the code to run on Python 2 and 3 by
|
||||
# creating a consistent reference for the appropriate
|
||||
# string class
|
||||
try:
|
||||
str_class = unicode
|
||||
except NameError:
|
||||
# Python 3 support
|
||||
str_class = str
|
||||
|
||||
# backward compatibility for basestring for python < 2.3
|
||||
try:
|
||||
basestring
|
||||
except NameError:
|
||||
basestring = str
|
||||
|
||||
# Flag for testing
|
||||
debug = False
|
||||
|
||||
|
|
@ -169,8 +152,8 @@ path ::= [ "path" [<pathseg>:segment]] => ("simple", segment)
|
|||
| [ "path" [<pathseg>+:segments] ] => ("complex", u"resolve(context, u'" + u"', u'".join(segments) + u"')" )
|
||||
complexarg ::= [ "path" [<pathseg>+:segments] ] => u"resolve(context, u'" + u"', u'".join(segments) + u"')"
|
||||
| [ "subexpr" ["path" <pathseg>:name] [<arg>*:arguments] ] => u'resolve_subexpr(helpers, "' + name + '", context' + (u', ' + u', '.join(arguments) if arguments else u'') + u')'
|
||||
| [ "literalparam" <anything>:value ] => {str_class}(value)
|
||||
arg ::= [ "kwparam" <anything>:symbol <complexarg>:a ] => {str_class}(symbol) + '=' + a
|
||||
| [ "literalparam" <anything>:value ] => {str}(value)
|
||||
arg ::= [ "kwparam" <anything>:symbol <complexarg>:a ] => {str}(symbol) + '=' + a
|
||||
| <complexarg>
|
||||
pathseg ::= "/" => ''
|
||||
| "." => ''
|
||||
|
|
@ -178,7 +161,7 @@ pathseg ::= "/" => ''
|
|||
| "this" => ''
|
||||
pathseg ::= <anything>:symbol => u''.join(symbol)
|
||||
""" # noqa: E501
|
||||
compile_grammar = compile_grammar.format(str_class=str_class.__name__)
|
||||
compile_grammar = compile_grammar.format(str=str.__name__)
|
||||
|
||||
|
||||
class PybarsError(Exception):
|
||||
|
|
@ -190,22 +173,13 @@ class strlist(list):
|
|||
|
||||
"""A quasi-list to let the template code avoid special casing."""
|
||||
|
||||
def __str__(self): # Python 3
|
||||
def __str__(self):
|
||||
return ''.join(self)
|
||||
|
||||
def __unicode__(self): # Python 2
|
||||
return u''.join(self)
|
||||
|
||||
def grow(self, thing):
|
||||
"""Make the list longer, appending for unicode, extending otherwise."""
|
||||
if type(thing) == str_class:
|
||||
if type(thing) == str:
|
||||
self.append(thing)
|
||||
|
||||
# This will only ever match in Python 2 since str_class is str in
|
||||
# Python 3.
|
||||
elif type(thing) == str:
|
||||
self.append(unicode(thing)) # noqa: F821 undefined name 'unicode'
|
||||
|
||||
else:
|
||||
# Recursively expand to a flat list; may deserve a C accelerator at
|
||||
# some point.
|
||||
|
|
@ -238,15 +212,8 @@ def pick(context, name, default=None):
|
|||
try:
|
||||
return context[name]
|
||||
except (KeyError, TypeError, AttributeError):
|
||||
if isinstance(name, basestring):
|
||||
try:
|
||||
exists = hasattr(context, name)
|
||||
except UnicodeEncodeError:
|
||||
# Python 2 raises UnicodeEncodeError on non-ASCII strings
|
||||
pass
|
||||
else:
|
||||
if exists:
|
||||
return getattr(context, name)
|
||||
if isinstance(name, str) and hasattr(context, name):
|
||||
return getattr(context, name)
|
||||
if hasattr(context, 'get'):
|
||||
return context.get(name)
|
||||
return default
|
||||
|
|
@ -291,14 +258,9 @@ class Scope:
|
|||
def __len__(self):
|
||||
return len(self.context)
|
||||
|
||||
# Added for Python 3
|
||||
def __str__(self):
|
||||
return str(self.context)
|
||||
|
||||
# Only called in Python 2
|
||||
def __unicode__(self):
|
||||
return unicode(self.context) # noqa: F821 undefined name 'unicode'
|
||||
|
||||
|
||||
def resolve(context, *segments):
|
||||
carryover_data = False
|
||||
|
|
@ -357,11 +319,11 @@ def prepare(value, should_escape):
|
|||
return u''
|
||||
type_ = type(value)
|
||||
if type_ is not strlist:
|
||||
if type_ is not str_class:
|
||||
if type_ is not str:
|
||||
if type_ is bool:
|
||||
value = u'true' if value else u'false'
|
||||
else:
|
||||
value = str_class(value)
|
||||
value = str(value)
|
||||
if should_escape:
|
||||
value = escape(value)
|
||||
return value
|
||||
|
|
@ -554,10 +516,10 @@ class CodeBuilder:
|
|||
# Ensure the result is a string and not a strlist
|
||||
if len(self.stack) == 0:
|
||||
self._result.grow(u" if called:\n")
|
||||
self._result.grow(u" result = %s(result)\n" % str_class.__name__)
|
||||
self._result.grow(u" result = %s(result)\n" % str.__name__)
|
||||
self._result.grow(u" return result\n")
|
||||
|
||||
source = str_class(u"".join(lines))
|
||||
source = str(u"".join(lines))
|
||||
|
||||
self._result = self.stack and self.stack[-1][0]
|
||||
self._locals = self.stack and self.stack[-1][1]
|
||||
|
|
@ -819,7 +781,7 @@ class Compiler:
|
|||
A tuple of (function, source_code)
|
||||
"""
|
||||
|
||||
if not isinstance(source, str_class):
|
||||
if not isinstance(source, str):
|
||||
raise PybarsError("Template source must be a unicode string")
|
||||
|
||||
source = self.whitespace_control(source)
|
||||
|
|
|
|||
|
|
@ -47,15 +47,8 @@ import struct
|
|||
import sys
|
||||
import uuid
|
||||
from sys import version_info
|
||||
if version_info < ( 3, 0 ):
|
||||
from cStringIO import StringIO
|
||||
else:
|
||||
from io import StringIO
|
||||
|
||||
if version_info < ( 3, 0 ):
|
||||
BytesIO = StringIO
|
||||
else:
|
||||
from io import BytesIO
|
||||
from io import StringIO
|
||||
from io import BytesIO
|
||||
|
||||
from . import utils
|
||||
import warnings
|
||||
|
|
@ -64,13 +57,7 @@ from .generic import *
|
|||
from .utils import readNonWhitespace, readUntilWhitespace, ConvertFunctionsToVirtualList
|
||||
from .utils import b_, formatWarning, isString, ord_, str_, u_
|
||||
|
||||
if version_info < ( 2, 4 ):
|
||||
from sets import ImmutableSet as frozenset
|
||||
|
||||
if version_info < ( 2, 5 ):
|
||||
from md5 import md5
|
||||
else:
|
||||
from hashlib import md5
|
||||
from hashlib import md5
|
||||
import uuid
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -34,18 +34,12 @@ __author_email__ = "biziqe@mathieu.fenniak.net"
|
|||
|
||||
import sys
|
||||
|
||||
try:
|
||||
import __builtin__ as builtins
|
||||
except ImportError: # Py3
|
||||
import builtins
|
||||
xrange_fn = range
|
||||
_basestring = str
|
||||
|
||||
|
||||
xrange_fn = getattr(builtins, "xrange", range)
|
||||
_basestring = getattr(builtins, "basestring", str)
|
||||
|
||||
bytes_type = type(bytes()) # Works the same in Python 2.X and 3.X
|
||||
string_type = getattr(builtins, "unicode", str)
|
||||
int_types = (int, long) if sys.version_info[0] < 3 else (int,)
|
||||
bytes_type = bytes
|
||||
string_type = str
|
||||
int_types = (int,)
|
||||
|
||||
|
||||
# Make basic type tests more consistent
|
||||
|
|
@ -222,70 +216,51 @@ class PdfStreamError(PdfReadError):
|
|||
pass
|
||||
|
||||
|
||||
if sys.version_info[0] < 3:
|
||||
def b_(s):
|
||||
return s
|
||||
else:
|
||||
B_CACHE = {}
|
||||
B_CACHE = {}
|
||||
|
||||
def b_(s):
|
||||
bc = B_CACHE
|
||||
if s in bc:
|
||||
return bc[s]
|
||||
if type(s) == bytes:
|
||||
return s
|
||||
else:
|
||||
r = s.encode('latin-1')
|
||||
if len(s) < 2:
|
||||
bc[s] = r
|
||||
return r
|
||||
def b_(s):
|
||||
bc = B_CACHE
|
||||
if s in bc:
|
||||
return bc[s]
|
||||
if type(s) == bytes:
|
||||
return s
|
||||
else:
|
||||
r = s.encode('latin-1')
|
||||
if len(s) < 2:
|
||||
bc[s] = r
|
||||
return r
|
||||
|
||||
|
||||
def u_(s):
|
||||
if sys.version_info[0] < 3:
|
||||
return unicode(s, 'unicode_escape')
|
||||
else:
|
||||
return s
|
||||
return s
|
||||
|
||||
|
||||
def str_(b):
|
||||
if sys.version_info[0] < 3:
|
||||
return b
|
||||
if type(b) == bytes:
|
||||
return b.decode('latin-1')
|
||||
else:
|
||||
if type(b) == bytes:
|
||||
return b.decode('latin-1')
|
||||
else:
|
||||
return b
|
||||
return b
|
||||
|
||||
|
||||
def ord_(b):
|
||||
if sys.version_info[0] < 3 or type(b) == str:
|
||||
if type(b) == str:
|
||||
return ord(b)
|
||||
else:
|
||||
return b
|
||||
|
||||
|
||||
def chr_(c):
|
||||
if sys.version_info[0] < 3:
|
||||
return c
|
||||
else:
|
||||
return chr(c)
|
||||
return chr(c)
|
||||
|
||||
|
||||
def barray(b):
|
||||
if sys.version_info[0] < 3:
|
||||
return b
|
||||
else:
|
||||
return bytearray(b)
|
||||
return bytearray(b)
|
||||
|
||||
|
||||
def hexencode(b):
|
||||
if sys.version_info[0] < 3:
|
||||
return b.encode('hex')
|
||||
else:
|
||||
import codecs
|
||||
coder = codecs.getencoder('hex_codec')
|
||||
return coder(b)[0]
|
||||
import codecs
|
||||
coder = codecs.getencoder('hex_codec')
|
||||
return coder(b)[0]
|
||||
|
||||
|
||||
def hexStr(num):
|
||||
|
|
|
|||
|
|
@ -94,32 +94,8 @@ class SExpData(Exception):
|
|||
pass
|
||||
|
||||
|
||||
# ** Python 3 compatibility
|
||||
|
||||
try:
|
||||
unicode
|
||||
PY3 = False
|
||||
except NameError:
|
||||
basestring = unicode = str # Python 3
|
||||
PY3 = True
|
||||
|
||||
|
||||
def uformat(s, *args, **kwds):
|
||||
"""Alias of ``unicode(s).format(...)``."""
|
||||
return tounicode(s).format(*args, **kwds)
|
||||
|
||||
|
||||
# ** Utility
|
||||
|
||||
def tounicode(string):
|
||||
"""
|
||||
Decode `string` if it is not unicode. Do nothing in Python 3.
|
||||
"""
|
||||
if not isinstance(string, unicode):
|
||||
string = unicode(string, 'utf-8')
|
||||
return string
|
||||
|
||||
|
||||
def return_as(converter):
|
||||
"""
|
||||
Decorator to convert result of a function.
|
||||
|
|
@ -274,7 +250,7 @@ def dump(obj, filelike, **kwds):
|
|||
(a b)
|
||||
|
||||
"""
|
||||
filelike.write(unicode(dumps(obj)))
|
||||
filelike.write(dumps(obj))
|
||||
|
||||
|
||||
def dumps(obj, **kwds):
|
||||
|
|
@ -404,7 +380,7 @@ def tosexp(obj, str_as='string', tuple_as='list',
|
|||
elif tuple_as == 'array':
|
||||
res = Bracket(obj, '[').tosexp(_tosexp)
|
||||
else:
|
||||
raise ValueError(uformat("tuple_as={0!r} is not valid", tuple_as))
|
||||
raise ValueError("tuple_as={0!r} is not valid".format(tuple_as))
|
||||
indent -= c
|
||||
elif obj is True: # must do this before ``isinstance(obj, int)``
|
||||
res = true_as
|
||||
|
|
@ -414,13 +390,13 @@ def tosexp(obj, str_as='string', tuple_as='list',
|
|||
res = none_as
|
||||
elif isinstance(obj, (int, float)):
|
||||
res = str(obj)
|
||||
elif isinstance(obj, basestring):
|
||||
elif isinstance(obj, str):
|
||||
if str_as == 'symbol':
|
||||
res = obj
|
||||
elif str_as == 'string':
|
||||
res = String(obj).tosexp()
|
||||
else:
|
||||
raise ValueError(uformat("str_as={0!r} is not valid", str_as))
|
||||
raise ValueError("str_as={0!r} is not valid".format(str_as))
|
||||
elif isinstance(obj, dict):
|
||||
res = _tosexp(dict_to_plist(obj))
|
||||
elif isinstance(obj, SExpBase):
|
||||
|
|
@ -428,16 +404,16 @@ def tosexp(obj, str_as='string', tuple_as='list',
|
|||
elif isinstance(obj, Sep):
|
||||
res = '\n' + ' '*indent
|
||||
else:
|
||||
raise TypeError(uformat(
|
||||
raise TypeError(
|
||||
"Object of type '{0}' cannot be converted by `tosexp`. "
|
||||
"It's value is '{1!r}'", type(obj), obj))
|
||||
"It's value is '{1!r}'".format(type(obj), obj))
|
||||
return res
|
||||
|
||||
|
||||
@return_as(list)
|
||||
def dict_to_plist(obj):
|
||||
for key in obj:
|
||||
yield Symbol(uformat(":{0}", key))
|
||||
yield Symbol(":{0}".format(key))
|
||||
yield obj[key]
|
||||
|
||||
|
||||
|
|
@ -447,7 +423,7 @@ class SExpBase(object):
|
|||
self._val = val
|
||||
|
||||
def __repr__(self):
|
||||
return uformat("{0}({1!r})", self.__class__.__name__, self._val)
|
||||
return "{0}({1!r})".format(self.__class__.__name__, self._val)
|
||||
|
||||
def __eq__(self, other):
|
||||
if isinstance(other, self.__class__):
|
||||
|
|
@ -471,7 +447,7 @@ class SExpBase(object):
|
|||
def quote(cls, string):
|
||||
for (s, q) in cls._lisp_quoted_specials:
|
||||
string = string.replace(s, q)
|
||||
return tounicode(string)
|
||||
return string
|
||||
|
||||
@classmethod
|
||||
def unquote(cls, string):
|
||||
|
|
@ -504,13 +480,13 @@ class String(SExpBase):
|
|||
_lisp_quoted_to_raw = {q: r for (r, q) in _lisp_quoted_specials}
|
||||
|
||||
def tosexp(self, tosexp=None):
|
||||
return uformat('"{0}"', self.quote(self._val))
|
||||
return '"{0}"'.format(self.quote(self._val))
|
||||
|
||||
|
||||
class Quoted(SExpBase):
|
||||
|
||||
def tosexp(self, tosexp=tosexp):
|
||||
return uformat("'{0}", tosexp(self._val))
|
||||
return "'{0}".format(tosexp(self._val))
|
||||
|
||||
|
||||
class Bracket(SExpBase):
|
||||
|
|
@ -521,8 +497,7 @@ class Bracket(SExpBase):
|
|||
self._bra = bra
|
||||
|
||||
def __repr__(self):
|
||||
return uformat("{0}({1!r}, {2!r})",
|
||||
self.__class__.__name__, self._val, self._bra)
|
||||
return "{0}({1!r}, {2!r})".format(self.__class__.__name__, self._val, self._bra)
|
||||
|
||||
def tosexp(self, tosexp=tosexp):
|
||||
bra = self._bra
|
||||
|
|
@ -537,7 +512,7 @@ class Bracket(SExpBase):
|
|||
# Avoid spaces at the end of lines
|
||||
c = c.rstrip(' ')
|
||||
c += v
|
||||
return uformat("{0}{1}{2}", bra, c, ke)
|
||||
return "{0}{1}{2}".format(bra, c, ke)
|
||||
|
||||
|
||||
def bracket(val, bra):
|
||||
|
|
@ -550,19 +525,19 @@ def bracket(val, bra):
|
|||
class ExpectClosingBracket(Exception):
|
||||
|
||||
def __init__(self, got, expect):
|
||||
super(ExpectClosingBracket, self).__init__(uformat(
|
||||
super(ExpectClosingBracket, self).__init__(
|
||||
"Not enough closing brackets. "
|
||||
"Expected {0!r} to be the last letter in the sexp. "
|
||||
"Got: {1!r}", expect, got))
|
||||
"Got: {1!r}".format(expect, got))
|
||||
|
||||
|
||||
class ExpectNothing(Exception):
|
||||
|
||||
def __init__(self, got):
|
||||
super(ExpectNothing, self).__init__(uformat(
|
||||
super(ExpectNothing, self).__init__(
|
||||
"Too many closing brackets. "
|
||||
"Expected no character left in the sexp. "
|
||||
"Got: {0!r}", got))
|
||||
"Got: {0!r}".format(got))
|
||||
|
||||
|
||||
class Parser(object):
|
||||
|
|
|
|||
Loading…
Reference in New Issue