本文整理汇总了Python中lib2to3.fixer_util.syms.power方法的典型用法代码示例。如果您正苦于以下问题：Python syms.power方法的具体用法？Python syms.power怎么用？Python syms.power使用的例子？那么, 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lib2to3.fixer_util.syms的用法示例。
在下文中一共展示了syms.power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: transform
# 需要导入模块: from lib2to3.fixer_util import syms [as 别名]
# 或者: from lib2to3.fixer_util.syms import power [as 别名]
def transform(self, node, results):
# First, find the sys import. We'll just hope it's global scope.
if "sys_import" in results:
if self.sys_import is None:
self.sys_import = results["sys_import"]
return
func = results["func"].clone()
func.prefix = ""
register = pytree.Node(syms.power,
Attr(Name("atexit"), Name("register"))
)
call = Call(register, [func], node.prefix)
node.replace(call)
if self.sys_import is None:
# That's interesting.
self.warning(node, "Can't find sys import; Please add an atexit "
"import at the top of your file.")
return
# Now add an atexit import after the sys import.
names = self.sys_import.children[1]
if names.type == syms.dotted_as_names:
names.append_child(Comma())
names.append_child(Name("atexit", " "))
else:
containing_stmt = self.sys_import.parent
position = containing_stmt.children.index(self.sys_import)
stmt_container = containing_stmt.parent
new_import = pytree.Node(syms.import_name,
[Name("import"), Name("atexit", " ")]
)
new = pytree.Node(syms.simple_stmt, [new_import])
containing_stmt.insert_child(position + 1, Newline())
containing_stmt.insert_child(position + 2, new) 示例2: transform
# 需要导入模块: from lib2to3.fixer_util import syms [as 别名]
# 或者: from lib2to3.fixer_util.syms import power [as 别名]
def transform(self, node, results):
# First, find the sys import. We'll just hope it's global scope.
if "sys_import" in results:
if self.sys_import is None:
self.sys_import = results["sys_import"]
return
func = results["func"].clone()
func.prefix = u""
register = pytree.Node(syms.power,
Attr(Name(u"atexit"), Name(u"register"))
)
call = Call(register, [func], node.prefix)
node.replace(call)
if self.sys_import is None:
# That's interesting.
self.warning(node, "Can't find sys import; Please add an atexit "
"import at the top of your file.")
return
# Now add an atexit import after the sys import.
names = self.sys_import.children[1]
if names.type == syms.dotted_as_names:
names.append_child(Comma())
names.append_child(Name(u"atexit", u" "))
else:
containing_stmt = self.sys_import.parent
position = containing_stmt.children.index(self.sys_import)
stmt_container = containing_stmt.parent
new_import = pytree.Node(syms.import_name,
[Name(u"import"), Name(u"atexit", u" ")]
)
new = pytree.Node(syms.simple_stmt, [new_import])
containing_stmt.insert_child(position + 1, Newline())
containing_stmt.insert_child(position + 2, new) 示例3: transform
# 需要导入模块: from lib2to3.fixer_util import syms [as 别名]
# 或者: from lib2to3.fixer_util.syms import power [as 别名]
def transform(self, node, results):
# First, find a the sys import. We'll just hope it's global scope.
if "sys_import" in results:
if self.sys_import is None:
self.sys_import = results["sys_import"]
return
func = results["func"].clone()
func.prefix = u""
register = pytree.Node(syms.power,
Attr(Name(u"atexit"), Name(u"register"))
)
call = Call(register, [func], node.prefix)
node.replace(call)
if self.sys_import is None:
# That's interesting.
self.warning(node, "Can't find sys import; Please add an atexit "
"import at the top of your file.")
return
# Now add an atexit import after the sys import.
names = self.sys_import.children[1]
if names.type == syms.dotted_as_names:
names.append_child(Comma())
names.append_child(Name(u"atexit", u" "))
else:
containing_stmt = self.sys_import.parent
position = containing_stmt.children.index(self.sys_import)
stmt_container = containing_stmt.parent
new_import = pytree.Node(syms.import_name,
[Name(u"import"), Name(u"atexit", u" ")]
)
new = pytree.Node(syms.simple_stmt, [new_import])
containing_stmt.insert_child(position + 1, Newline())
containing_stmt.insert_child(position + 2, new)