本文整理匯總了Python中symbol.lambdef方法的典型用法代碼示例。如果您正苦於以下問題：Python symbol.lambdef方法的具體用法？Python symbol.lambdef怎麽用？Python symbol.lambdef使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類symbol的用法示例。
在下文中一共展示了symbol.lambdef方法的6個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: compile_node
# 需要導入模塊: import symbol [as 別名]
# 或者: from symbol import lambdef [as 別名]
def compile_node(self, node):
### emit a line-number node?
n = node[0]
if n == symbol.encoding_decl:
self.encoding = node[2]
node = node[1]
n = node[0]
if n == symbol.single_input:
return self.single_input(node[1:])
if n == symbol.file_input:
return self.file_input(node[1:])
if n == symbol.eval_input:
return self.eval_input(node[1:])
if n == symbol.lambdef:
return self.lambdef(node[1:])
if n == symbol.funcdef:
return self.funcdef(node[1:])
if n == symbol.classdef:
return self.classdef(node[1:])
raise WalkerError, ('unexpected node type', n) 示例2: _loadfile
# 需要導入模塊: import symbol [as 別名]
# 或者: from symbol import lambdef [as 別名]
def _loadfile(self, fileno):
try:
filename = self._filemap[fileno]
except KeyError:
print "Could not identify fileId", fileno
return 1
if filename is None:
return 1
absname = os.path.normcase(os.path.join(self.cwd, filename))
try:
fp = open(absname)
except IOError:
return
st = parser.suite(fp.read())
fp.close()
# Scan the tree looking for def and lambda nodes, filling in
# self._funcmap with all the available information.
funcdef = symbol.funcdef
lambdef = symbol.lambdef
stack = [st.totuple(1)]
while stack:
tree = stack.pop()
try:
sym = tree[0]
except (IndexError, TypeError):
continue
if sym == funcdef:
self._funcmap[(fileno, tree[2][2])] = filename, tree[2][1]
elif sym == lambdef:
self._funcmap[(fileno, tree[1][2])] = filename, "<lambda>"
stack.extend(list(tree[1:])) 示例3: lambdef
# 需要導入模塊: import symbol [as 別名]
# 或者: from symbol import lambdef [as 別名]
def lambdef(self, nodelist):
# lambdef: 'lambda' [varargslist] ':' test
if nodelist[2][0] == symbol.varargslist:
names, defaults, flags = self.com_arglist(nodelist[2][1:])
else:
names = defaults = ()
flags = 0
# code for lambda
code = self.com_node(nodelist[-1])
return Lambda(names, defaults, flags, code, lineno=nodelist[1][2]) 示例4: test
# 需要導入模塊: import symbol [as 別名]
# 或者: from symbol import lambdef [as 別名]
def test(self, nodelist):
# or_test ['if' or_test 'else' test] | lambdef
if len(nodelist) == 1 and nodelist[0][0] == symbol.lambdef:
return self.lambdef(nodelist[0])
then = self.com_node(nodelist[0])
if len(nodelist) > 1:
assert len(nodelist) == 5
assert nodelist[1][1] == 'if'
assert nodelist[3][1] == 'else'
test = self.com_node(nodelist[2])
else_ = self.com_node(nodelist[4])
return IfExp(test, then, else_, lineno=nodelist[1][2])
return then 示例5: or_test
# 需要導入模塊: import symbol [as 別名]
# 或者: from symbol import lambdef [as 別名]
def or_test(self, nodelist):
# and_test ('or' and_test)* | lambdef
if len(nodelist) == 1 and nodelist[0][0] == symbol.lambdef:
return self.lambdef(nodelist[0])
return self.com_binary(Or, nodelist) 示例6: _get_forbidden_symbols
# 需要導入模塊: import symbol [as 別名]
# 或者: from symbol import lambdef [as 別名]
def _get_forbidden_symbols():
"""
Returns a list of symbol codes representing statements that are *not*
wanted in configuration files.
"""
try:
# Python 2.5:
symlst = [symbol.break_stmt, symbol.classdef, symbol.continue_stmt,
symbol.decorator, symbol.decorators, symbol.eval_input,
symbol.except_clause, symbol.exec_stmt, symbol.flow_stmt,
symbol.for_stmt, symbol.fpdef, symbol.fplist, symbol.funcdef,
symbol.global_stmt, symbol.import_as_name, symbol.import_as_names,
symbol.import_from, symbol.import_name, symbol.import_stmt,
symbol.lambdef, symbol.old_lambdef, symbol.print_stmt,
symbol.raise_stmt, symbol.try_stmt, symbol.while_stmt,
symbol.with_stmt, symbol.with_var, symbol.yield_stmt,
symbol.yield_expr]
except AttributeError:
# Python 2.4:
symlst = [symbol.break_stmt, symbol.classdef, symbol.continue_stmt,
symbol.decorator, symbol.decorators, symbol.eval_input,
symbol.except_clause, symbol.exec_stmt, symbol.flow_stmt,
symbol.for_stmt, symbol.fpdef, symbol.fplist, symbol.funcdef,
symbol.global_stmt, symbol.import_as_name, symbol.import_as_names,
symbol.import_from, symbol.import_name, symbol.import_stmt,
symbol.lambdef, symbol.print_stmt, symbol.raise_stmt,
symbol.try_stmt, symbol.while_stmt]
return symlst