本文整理汇总了Python中token.COLON属性的典型用法代码示例。如果您正苦于以下问题：Python token.COLON属性的具体用法？Python token.COLON怎么用？Python token.COLON使用的例子？那么, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类token的用法示例。
在下文中一共展示了token.COLON属性的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: classdef
# 需要导入模块: import token [as 别名]
# 或者: from token import COLON [as 别名]
def classdef(self, nodelist):
# classdef: 'class' NAME ['(' [testlist] ')'] ':' suite
name = nodelist[1][1]
doc = self.get_docstring(nodelist[-1])
if nodelist[2][0] == token.COLON:
bases = []
elif nodelist[3][0] == token.RPAR:
bases = []
else:
bases = self.com_bases(nodelist[3])
# code for class
code = self.com_node(nodelist[-1])
if doc is not None:
assert isinstance(code, Stmt)
assert isinstance(code.nodes[0], Discard)
del code.nodes[0]
return Class(name, bases, doc, code, lineno=nodelist[1][2]) 示例2: com_subscriptlist
# 需要导入模块: import token [as 别名]
# 或者: from token import COLON [as 别名]
def com_subscriptlist(self, primary, nodelist, assigning):
# slicing: simple_slicing | extended_slicing
# simple_slicing: primary "[" short_slice "]"
# extended_slicing: primary "[" slice_list "]"
# slice_list: slice_item ("," slice_item)* [","]
# backwards compat slice for '[i:j]'
if len(nodelist) == 2:
sub = nodelist[1]
if (sub[1][0] == token.COLON or \
(len(sub) > 2 and sub[2][0] == token.COLON)) and \
sub[-1][0] != symbol.sliceop:
return self.com_slice(primary, sub, assigning)
subscripts = []
for i in range(1, len(nodelist), 2):
subscripts.append(self.com_subscript(nodelist[i]))
return Subscript(primary, assigning, subscripts,
lineno=extractLineNo(nodelist)) 示例3: com_dictorsetmaker
# 需要导入模块: import token [as 别名]
# 或者: from token import COLON [as 别名]
def com_dictorsetmaker(self, nodelist):
# dictorsetmaker: ( (test ':' test (comp_for | (',' test ':' test)* [','])) |
# (test (comp_for | (',' test)* [','])) )
assert nodelist[0] == symbol.dictorsetmaker
nodelist = nodelist[1:]
if len(nodelist) == 1 or nodelist[1][0] == token.COMMA:
# set literal
items = []
for i in range(0, len(nodelist), 2):
items.append(self.com_node(nodelist[i]))
return Set(items, lineno=items[0].lineno)
elif nodelist[1][0] == symbol.comp_for:
# set comprehension
expr = self.com_node(nodelist[0])
return self.com_comprehension(expr, None, nodelist[1], 'set')
elif len(nodelist) > 3 and nodelist[3][0] == symbol.comp_for:
# dict comprehension
assert nodelist[1][0] == token.COLON
key = self.com_node(nodelist[0])
value = self.com_node(nodelist[2])
return self.com_comprehension(key, value, nodelist[3], 'dict')
else:
# dict literal
items = []
for i in range(0, len(nodelist), 4):
items.append((self.com_node(nodelist[i]),
self.com_node(nodelist[i+2])))
return Dict(items, lineno=items[0][0].lineno) 示例4: com_subscript
# 需要导入模块: import token [as 别名]
# 或者: from token import COLON [as 别名]
def com_subscript(self, node):
# slice_item: expression | proper_slice | ellipsis
ch = node[1]
t = ch[0]
if t == token.DOT and node[2][0] == token.DOT:
return Ellipsis()
if t == token.COLON or len(node) > 2:
return self.com_sliceobj(node)
return self.com_node(ch) 示例5: com_sliceobj
# 需要导入模块: import token [as 别名]
# 或者: from token import COLON [as 别名]
def com_sliceobj(self, node):
# proper_slice: short_slice | long_slice
# short_slice: [lower_bound] ":" [upper_bound]
# long_slice: short_slice ":" [stride]
# lower_bound: expression
# upper_bound: expression
# stride: expression
#
# Note: a stride may be further slicing...
items = []
if node[1][0] == token.COLON:
items.append(Const(None))
i = 2
else:
items.append(self.com_node(node[1]))
# i == 2 is a COLON
i = 3
if i < len(node) and node[i][0] == symbol.test:
items.append(self.com_node(node[i]))
i = i + 1
else:
items.append(Const(None))
# a short_slice has been built. look for long_slice now by looking
# for strides...
for j in range(i, len(node)):
ch = node[j]
if len(ch) == 2:
items.append(Const(None))
else:
items.append(self.com_node(ch[2]))
return Sliceobj(items, lineno=extractLineNo(node))