def decorator(self, nodelist):
# '@' dotted_name [ '(' [arglist] ')' ]
assert len(nodelist) in (3, 5, 6)
assert nodelist[0][0] == token.AT
assert nodelist[-1][0] == token.NEWLINE
assert nodelist[1][0] == symbol.dotted_name
funcname = self.decorator_name(nodelist[1][1:])
if len(nodelist) > 3:
assert nodelist[2][0] == token.LPAR
expr = self.com_call_function(funcname, nodelist[3])
else:
expr = funcname
return expr
python类LPAR的实例源码
def import_from(self, nodelist):
# import_from: 'from' ('.'* dotted_name | '.') 'import' ('*' |
# '(' import_as_names ')' | import_as_names)
assert nodelist[0][1] == 'from'
idx = 1
while nodelist[idx][1] == '.':
idx += 1
level = idx - 1
if nodelist[idx][0] == symbol.dotted_name:
fromname = self.com_dotted_name(nodelist[idx])
idx += 1
else:
fromname = ""
assert nodelist[idx][1] == 'import'
if nodelist[idx + 1][0] == token.STAR:
return From(fromname, [('*', None)], level,
lineno=nodelist[0][2])
else:
node = nodelist[idx + 1 + (nodelist[idx + 1][0] == token.LPAR)]
return From(fromname, self.com_import_as_names(node), level,
lineno=nodelist[0][2])
def decorator(self, nodelist):
# '@' dotted_name [ '(' [arglist] ')' ]
assert len(nodelist) in (3, 5, 6)
assert nodelist[0][0] == token.AT
assert nodelist[-1][0] == token.NEWLINE
assert nodelist[1][0] == symbol.dotted_name
funcname = self.decorator_name(nodelist[1][1:])
if len(nodelist) > 3:
assert nodelist[2][0] == token.LPAR
expr = self.com_call_function(funcname, nodelist[3])
else:
expr = funcname
return expr
def import_from(self, nodelist):
# import_from: 'from' ('.'* dotted_name | '.') 'import' ('*' |
# '(' import_as_names ')' | import_as_names)
assert nodelist[0][1] == 'from'
idx = 1
while nodelist[idx][1] == '.':
idx += 1
level = idx - 1
if nodelist[idx][0] == symbol.dotted_name:
fromname = self.com_dotted_name(nodelist[idx])
idx += 1
else:
fromname = ""
assert nodelist[idx][1] == 'import'
if nodelist[idx + 1][0] == token.STAR:
return From(fromname, [('*', None)], level,
lineno=nodelist[0][2])
else:
node = nodelist[idx + 1 + (nodelist[idx + 1][0] == token.LPAR)]
return From(fromname, self.com_import_as_names(node), level,
lineno=nodelist[0][2])
def decorator(self, nodelist):
# '@' dotted_name [ '(' [arglist] ')' ]
assert len(nodelist) in (3, 5, 6)
assert nodelist[0][0] == token.AT
assert nodelist[-1][0] == token.NEWLINE
assert nodelist[1][0] == symbol.dotted_name
funcname = self.decorator_name(nodelist[1][1:])
if len(nodelist) > 3:
assert nodelist[2][0] == token.LPAR
expr = self.com_call_function(funcname, nodelist[3])
else:
expr = funcname
return expr
def import_from(self, nodelist):
# import_from: 'from' ('.'* dotted_name | '.') 'import' ('*' |
# '(' import_as_names ')' | import_as_names)
assert nodelist[0][1] == 'from'
idx = 1
while nodelist[idx][1] == '.':
idx += 1
level = idx - 1
if nodelist[idx][0] == symbol.dotted_name:
fromname = self.com_dotted_name(nodelist[idx])
idx += 1
else:
fromname = ""
assert nodelist[idx][1] == 'import'
if nodelist[idx + 1][0] == token.STAR:
return From(fromname, [('*', None)], level,
lineno=nodelist[0][2])
else:
node = nodelist[idx + 1 + (nodelist[idx + 1][0] == token.LPAR)]
return From(fromname, self.com_import_as_names(node), level,
lineno=nodelist[0][2])
def decorator(self, nodelist):
# '@' dotted_name [ '(' [arglist] ')' ]
assert len(nodelist) in (3, 5, 6)
assert nodelist[0][0] == token.AT
assert nodelist[-1][0] == token.NEWLINE
assert nodelist[1][0] == symbol.dotted_name
funcname = self.decorator_name(nodelist[1][1:])
if len(nodelist) > 3:
assert nodelist[2][0] == token.LPAR
expr = self.com_call_function(funcname, nodelist[3])
else:
expr = funcname
return expr
def import_from(self, nodelist):
# import_from: 'from' ('.'* dotted_name | '.') 'import' ('*' |
# '(' import_as_names ')' | import_as_names)
assert nodelist[0][1] == 'from'
idx = 1
while nodelist[idx][1] == '.':
idx += 1
level = idx - 1
if nodelist[idx][0] == symbol.dotted_name:
fromname = self.com_dotted_name(nodelist[idx])
idx += 1
else:
fromname = ""
assert nodelist[idx][1] == 'import'
if nodelist[idx + 1][0] == token.STAR:
return From(fromname, [('*', None)], level,
lineno=nodelist[0][2])
else:
node = nodelist[idx + 1 + (nodelist[idx + 1][0] == token.LPAR)]
return From(fromname, self.com_import_as_names(node), level,
lineno=nodelist[0][2])
def decorator(self, nodelist):
# '@' dotted_name [ '(' [arglist] ')' ]
assert len(nodelist) in (3, 5, 6)
assert nodelist[0][0] == token.AT
assert nodelist[-1][0] == token.NEWLINE
assert nodelist[1][0] == symbol.dotted_name
funcname = self.decorator_name(nodelist[1][1:])
if len(nodelist) > 3:
assert nodelist[2][0] == token.LPAR
expr = self.com_call_function(funcname, nodelist[3])
else:
expr = funcname
return expr
def import_from(self, nodelist):
# import_from: 'from' ('.'* dotted_name | '.') 'import' ('*' |
# '(' import_as_names ')' | import_as_names)
assert nodelist[0][1] == 'from'
idx = 1
while nodelist[idx][1] == '.':
idx += 1
level = idx - 1
if nodelist[idx][0] == symbol.dotted_name:
fromname = self.com_dotted_name(nodelist[idx])
idx += 1
else:
fromname = ""
assert nodelist[idx][1] == 'import'
if nodelist[idx + 1][0] == token.STAR:
return From(fromname, [('*', None)], level,
lineno=nodelist[0][2])
else:
node = nodelist[idx + 1 + (nodelist[idx + 1][0] == token.LPAR)]
return From(fromname, self.com_import_as_names(node), level,
lineno=nodelist[0][2])
def atom(cls, nodelist):
t = nodelist[1][0]
if t == token.LPAR:
if nodelist[2][0] == token.RPAR:
raise SyntaxError("Empty parentheses")
return cls.interpret(nodelist[2])
raise SyntaxError("Language feature not supported in environment markers")
def atom(cls, nodelist):
t = nodelist[1][0]
if t == token.LPAR:
if nodelist[2][0] == token.RPAR:
raise SyntaxError("Empty parentheses")
return cls.interpret(nodelist[2])
raise SyntaxError("Language feature not supported in environment markers")
def atom(cls, nodelist):
t = nodelist[1][0]
if t == token.LPAR:
if nodelist[2][0] == token.RPAR:
raise SyntaxError("Empty parentheses")
return cls.interpret(nodelist[2])
msg = "Language feature not supported in environment markers"
raise SyntaxError(msg)
def atom(cls, nodelist):
t = nodelist[1][0]
if t == token.LPAR:
if nodelist[2][0] == token.RPAR:
raise SyntaxError("Empty parentheses")
return cls.interpret(nodelist[2])
msg = "Language feature not supported in environment markers"
raise SyntaxError(msg)
def atom(cls, nodelist):
t = nodelist[1][0]
if t == token.LPAR:
if nodelist[2][0] == token.RPAR:
raise SyntaxError("Empty parentheses")
return cls.interpret(nodelist[2])
msg = "Language feature not supported in environment markers"
raise SyntaxError(msg)
def atom(cls, nodelist):
t = nodelist[1][0]
if t == token.LPAR:
if nodelist[2][0] == token.RPAR:
raise SyntaxError("Empty parentheses")
return cls.interpret(nodelist[2])
raise SyntaxError("Language feature not supported in environment markers")
def __init__(self):
self._dispatch = {}
for value, name in symbol.sym_name.items():
if hasattr(self, name):
self._dispatch[value] = getattr(self, name)
self._dispatch[token.NEWLINE] = self.com_NEWLINE
self._atom_dispatch = {token.LPAR: self.atom_lpar,
token.LSQB: self.atom_lsqb,
token.LBRACE: self.atom_lbrace,
token.BACKQUOTE: self.atom_backquote,
token.NUMBER: self.atom_number,
token.STRING: self.atom_string,
token.NAME: self.atom_name,
}
self.encoding = None
def com_fpdef(self, node):
# fpdef: NAME | '(' fplist ')'
if node[1][0] == token.LPAR:
return self.com_fplist(node[2])
return node[1][1]
def com_assign_trailer(self, primary, node, assigning):
t = node[1][0]
if t == token.DOT:
return self.com_assign_attr(primary, node[2], assigning)
if t == token.LSQB:
return self.com_subscriptlist(primary, node[2], assigning)
if t == token.LPAR:
raise SyntaxError, "can't assign to function call"
raise SyntaxError, "unknown trailer type: %s" % t
def com_apply_trailer(self, primaryNode, nodelist):
t = nodelist[1][0]
if t == token.LPAR:
return self.com_call_function(primaryNode, nodelist[2])
if t == token.DOT:
return self.com_select_member(primaryNode, nodelist[2])
if t == token.LSQB:
return self.com_subscriptlist(primaryNode, nodelist[2], OP_APPLY)
raise SyntaxError, 'unknown node type: %s' % t
def atom(cls, nodelist):
t = nodelist[1][0]
if t == token.LPAR:
if nodelist[2][0] == token.RPAR:
raise SyntaxError("Empty parentheses")
return cls.interpret(nodelist[2])
msg = "Language feature not supported in environment markers"
raise SyntaxError(msg)
def atom(cls, nodelist):
t = nodelist[1][0]
if t == token.LPAR:
if nodelist[2][0] == token.RPAR:
raise SyntaxError("Empty parentheses")
return cls.interpret(nodelist[2])
msg = "Language feature not supported in environment markers"
raise SyntaxError(msg)
def atom(cls, nodelist):
t = nodelist[1][0]
if t == token.LPAR:
if nodelist[2][0] == token.RPAR:
raise SyntaxError("Empty parentheses")
return cls.interpret(nodelist[2])
raise SyntaxError("Language feature not supported in environment markers")
def atom(cls, nodelist):
t = nodelist[1][0]
if t == token.LPAR:
if nodelist[2][0] == token.RPAR:
raise SyntaxError("Empty parentheses")
return cls.interpret(nodelist[2])
raise SyntaxError("Language feature not supported in environment markers")
def __call__(self, toktype, toktext, start_pos, end_pos, line):
""" Token handler, with syntax highlighting."""
(srow,scol) = start_pos
(erow,ecol) = end_pos
colors = self.colors
owrite = self.out.write
# line separator, so this works across platforms
linesep = os.linesep
# calculate new positions
oldpos = self.pos
newpos = self.lines[srow] + scol
self.pos = newpos + len(toktext)
# send the original whitespace, if needed
if newpos > oldpos:
owrite(self.raw[oldpos:newpos])
# skip indenting tokens
if toktype in [token.INDENT, token.DEDENT]:
self.pos = newpos
return
# map token type to a color group
if token.LPAR <= toktype <= token.OP:
toktype = token.OP
elif toktype == token.NAME and keyword.iskeyword(toktext):
toktype = _KEYWORD
color = colors.get(toktype, colors[_TEXT])
#print '<%s>' % toktext, # dbg
# Triple quoted strings must be handled carefully so that backtracking
# in pagers works correctly. We need color terminators on _each_ line.
if linesep in toktext:
toktext = toktext.replace(linesep, '%s%s%s' %
(colors.normal,linesep,color))
# send text
owrite('%s%s%s' % (color,toktext,colors.normal))
def atom(cls, nodelist):
t = nodelist[1][0]
if t == token.LPAR:
if nodelist[2][0] == token.RPAR:
raise SyntaxError("Empty parentheses")
return cls.interpret(nodelist[2])
raise SyntaxError("Language feature not supported in environment markers")
def atom(cls, nodelist):
t = nodelist[1][0]
if t == token.LPAR:
if nodelist[2][0] == token.RPAR:
raise SyntaxError("Empty parentheses")
return cls.interpret(nodelist[2])
raise SyntaxError("Language feature not supported in environment markers")
def atom(cls, nodelist):
t = nodelist[1][0]
if t == token.LPAR:
if nodelist[2][0] == token.RPAR:
raise SyntaxError("Empty parentheses")
return cls.interpret(nodelist[2])
raise SyntaxError("Language feature not supported in environment markers")
def atom(cls, nodelist):
t = nodelist[1][0]
if t == token.LPAR:
if nodelist[2][0] == token.RPAR:
raise SyntaxError("Empty parentheses")
return cls.interpret(nodelist[2])
raise SyntaxError("Language feature not supported in environment markers")
def __init__(self):
self._dispatch = {}
for value, name in symbol.sym_name.items():
if hasattr(self, name):
self._dispatch[value] = getattr(self, name)
self._dispatch[token.NEWLINE] = self.com_NEWLINE
self._atom_dispatch = {token.LPAR: self.atom_lpar,
token.LSQB: self.atom_lsqb,
token.LBRACE: self.atom_lbrace,
token.BACKQUOTE: self.atom_backquote,
token.NUMBER: self.atom_number,
token.STRING: self.atom_string,
token.NAME: self.atom_name,
}
self.encoding = None
