本文整理汇总了Python中pyparsing.Word.suppress方法的典型用法代码示例。如果您正苦于以下问题：Python Word.suppress方法的具体用法？Python Word.suppress怎么用？Python Word.suppress使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类pyparsing.Word的用法示例。
在下文中一共展示了Word.suppress方法的3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: ImportFromString
# 需要导入模块: from pyparsing import Word [as 别名]
# 或者: from pyparsing.Word import suppress [as 别名]
def ImportFromString(self, text):
#alphabet + number + underbar
nameG = Word( srange("[a-zA-Z_]"), srange("[a-zA-Z0-9_]") )
stringDoubleG = Literal('"') + SkipTo('"') + Literal('"')
stringSingleG = Literal("'") + SkipTo("'") + Literal("'")
stringG = stringDoubleG | stringSingleG
#comment
comment = (Literal('/*').suppress() + SkipTo('*/').suppress() + Literal('*/').suppress())
digraphNameG = Word( srange("[a-zA-Z_]"), srange("[a-zA-Z0-9_]") )
digraphNameG.setParseAction( self.DigraphNameAction )
nodeNameG = Word( srange("[a-zA-Z_]"), srange("[a-zA-Z0-9_]") )
nodeNameG.setParseAction( self.NodeNameAction )
startG = Literal('digraph').suppress() + digraphNameG.suppress() + Literal('{').suppress()
endG = Literal('}').suppress()
attrBaseG = nameG+Literal('=').suppress()+(nameG ^ stringG)
attrBaseG.setParseAction( self.AttributeAction )
attrRepeatG = attrBaseG + ZeroOrMore( Literal(',').suppress() + attrBaseG )
attrG = ZeroOrMore( Literal('[').suppress() + ZeroOrMore( attrRepeatG ) + Literal(']').suppress() )
nodeG = nodeNameG + attrG
edgeNameG = nameG + Literal('->').suppress() + nameG
edgeNameG.setParseAction( self.EdgeNameAction )
edgeG = edgeNameG + attrG
sizeG = Literal('size') + Literal('=') + (quotedString | dblQuotedString)
baseG = (sizeG | (nodeG ^ edgeG)) + Literal(';').suppress()
baseG = baseG | comment
baseG = ZeroOrMore(baseG)
grammerG = startG + baseG + endG
grammerG.parseString(text)示例2: ObfuscateBNF
# 需要导入模块: from pyparsing import Word [as 别名]
# 或者: from pyparsing.Word import suppress [as 别名]
class ObfuscateBNF(object):
__metaclass__ = abc.ABCMeta
def __init__(self, get_obfuscated):
"""BNF grammar for source statements.
Parameters
----------
get_obfuscated : function
Function to return the obfuscated name for an identifier.
"""
self.get_obfuscated = get_obfuscated
self.directive = oneOf("#:")
self.comment = ~self.directive + pythonStyleComment
self.separator = Word("[email protected]$%^&*()+`-={}|[]:;<>?,/.", max=2)
self.string = \
QuotedString(quoteChar='"', escChar='\\', multiline=False,
unquoteResults=False) |\
QuotedString(quoteChar="'", escChar='\\', multiline=False,
unquoteResults=False)
self.doc_string = \
QuotedString(quoteChar='"""', escChar='\\', multiline=True,
unquoteResults=False) |\
QuotedString(quoteChar="'''", escChar='\\', multiline=True,
unquoteResults=False)
self.string_or_doc = self.doc_string | self.string
self.triple_quote = Literal("'''") | Literal('"""')
self.e = Literal('E') | Literal('e')
self.point = Literal('.')
self.plusorminus = Literal('+') | Literal('-')
self.number = Word(nums)
self.integer = Combine(Optional(self.plusorminus) + self.number)
self.fnumber = Combine(
self.integer +
Optional(self.point + Optional(self.number)) +
Optional(self.e + self.integer))
self.tab = Literal(' ')
self.ident = Word(alphas+'_', alphanums+'_')
self.conseq_idents_numbs = OneOrMore(self.ident | self.fnumber)
self.attrib = self.ident + OneOrMore('.'+self.ident)
self.statement = (
ZeroOrMore(
(self.directive |
self.tab |
self.conseq_idents_numbs |
self.separator |
self.string_or_doc |
self.triple_quote)
) + Optional(self.comment).suppress()
)
self.attribs = (
ZeroOrMore(
(self.directive.suppress() |
self.tab.suppress() |
self.attrib |
self.ident.suppress() |
self.separator.suppress() |
self.fnumber.suppress() |
self.string_or_doc.suppress() |
self.triple_quote.suppress())
) + Optional(self.comment).suppress()
)
self.conseq_idents = (
ZeroOrMore(
(self.directive.suppress() |
self.tab.suppress() |
self.ident |
self.separator.suppress() |
self.fnumber.suppress() |
self.string.suppress())
) + Optional(self.comment).suppress()
)
self.conseq_idents_no_obfuscate = (
ZeroOrMore(
(self.directive.suppress() |
self.tab.suppress() |
self.ident |
self.separator.suppress() |
self.fnumber.suppress() |
self.string_or_doc.suppress() |
self.triple_quote.suppress())
) + Optional(self.comment).suppress()
)
self.attribs.setParseAction(self.add_attribs_reserveds)
self.conseq_idents.setParseAction(self.add_conseq_idents)
self.conseq_idents_no_obfuscate.setParseAction(
self.add_conseq_idents_no_obfuscate)
#.........这里部分代码省略.........
示例3: Word
# 需要导入模块: from pyparsing import Word [as 别名]
# 或者: from pyparsing.Word import suppress [as 别名]
if dot['current'] != None :
obj = dot['current']
obj[toks[0]] = toks[1]
#alphabet + number + underbar
nameG = Word( srange("[a-zA-Z_]"), srange("[a-zA-Z0-9_]") )
stringDoubleG = Literal('"') + SkipTo('"') + Literal('"')
stringSingleG = Literal("'") + SkipTo("'") + Literal("'")
stringG = stringDoubleG | stringSingleG
#comment
comment = (Literal('/*').suppress() + SkipTo('*/').suppress() + Literal('*/').suppress())
digraphNameG = Word( srange("[a-zA-Z_]"), srange("[a-zA-Z0-9_]") )
digraphNameG.setParseAction( DigraphNameAction )
nodeNameG = Word( srange("[a-zA-Z_]"), srange("[a-zA-Z0-9_]") )
nodeNameG.setParseAction( NodeNameAction )
startG = Literal('digraph').suppress() + digraphNameG.suppress() + Literal('{').suppress()
endG = Literal('}').suppress()
attrBaseG = nameG+Literal('=').suppress()+(nameG ^ stringG)
attrBaseG.setParseAction( AttributeAction )
attrRepeatG = attrBaseG + ZeroOrMore( Literal(',').suppress() + attrBaseG )
attrG = ZeroOrMore( Literal('[').suppress() + ZeroOrMore( attrRepeatG ) + Literal(']').suppress() )
nodeG = nodeNameG + attrG
edgeNameG = nameG + Literal('->').suppress() + nameG
edgeNameG.setParseAction( EdgeNameAction )
edgeG = edgeNameG + attrG
sizeG = Literal('size') + Literal('=') + (quotedString | dblQuotedString)
baseG = (sizeG | (nodeG ^ edgeG)) + Literal(';').suppress()
#baseG = nodeG + Literal(';').suppress()
baseG = baseG | comment
baseG = ZeroOrMore(baseG)