本文整理汇总了Python中lib2to3.fixer_util.BlankLine方法的典型用法代码示例。如果您正苦于以下问题：Python fixer_util.BlankLine方法的具体用法？Python fixer_util.BlankLine怎么用？Python fixer_util.BlankLine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的用法示例。
在下文中一共展示了fixer_util.BlankLine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 import fixer_util [as 别名]
# 或者: from lib2to3.fixer_util import BlankLine [as 别名]
def transform(self, node, results):
imports = results['imports']
if imports.type == syms.import_as_name or not imports.children:
children = [imports]
else:
children = imports.children
for child in children[::2]:
if child.type == token.NAME:
member = child.value
name_node = child
elif child.type == token.STAR:
# Just leave the import as is.
return
else:
assert child.type == syms.import_as_name
name_node = child.children[0]
member_name = name_node.value
if member_name in ('imap', 'izip', 'ifilter'):
child.value = None
child.remove()
elif member_name in ('ifilterfalse', 'izip_longest'):
node.changed()
name_node.value = ('filterfalse' if member_name[1] == 'f'
else 'zip_longest')
# Make sure the import statement is still sane
children = imports.children[:] or [imports]
remove_comma = True
for child in children:
if remove_comma and child.type == token.COMMA:
child.remove()
else:
remove_comma ^= True
while children and children[-1].type == token.COMMA:
children.pop().remove()
# If there are no imports left, just get rid of the entire statement
if (not (imports.children or getattr(imports, 'value', None)) or
imports.parent is None):
p = node.prefix
node = BlankLine()
node.prefix = p
return node 示例2: transform
# 需要导入模块: from lib2to3 import fixer_util [as 别名]
# 或者: from lib2to3.fixer_util import BlankLine [as 别名]
def transform(self, node, results):
imports = results['imports']
if imports.type == syms.import_as_name or not imports.children:
children = [imports]
else:
children = imports.children
for child in children[::2]:
if child.type == token.NAME:
member = child.value
name_node = child
elif child.type == token.STAR:
# Just leave the import as is.
return
else:
assert child.type == syms.import_as_name
name_node = child.children[0]
member_name = name_node.value
if member_name in (u'imap', u'izip', u'ifilter'):
child.value = None
child.remove()
elif member_name in (u'ifilterfalse', u'izip_longest'):
node.changed()
name_node.value = (u'filterfalse' if member_name[1] == u'f'
else u'zip_longest')
# Make sure the import statement is still sane
children = imports.children[:] or [imports]
remove_comma = True
for child in children:
if remove_comma and child.type == token.COMMA:
child.remove()
else:
remove_comma ^= True
while children and children[-1].type == token.COMMA:
children.pop().remove()
# If there are no imports left, just get rid of the entire statement
if (not (imports.children or getattr(imports, 'value', None)) or
imports.parent is None):
p = node.prefix
node = BlankLine()
node.prefix = p
return node 示例3: transform
# 需要导入模块: from lib2to3 import fixer_util [as 别名]
# 或者: from lib2to3.fixer_util import BlankLine [as 别名]
def transform(self, node, results):
imports = results['imports']
if imports.type == syms.import_as_name or not imports.children:
children = [imports]
else:
children = imports.children
for child in children[::2]:
if child.type == token.NAME:
member = child.value
name_node = child
elif child.type == token.STAR:
# Just leave the import as is.
return
else:
assert child.type == syms.import_as_name
name_node = child.children[0]
member_name = name_node.value
if member_name in (u'imap', u'izip', u'ifilter'):
child.value = None
child.remove()
elif member_name == u'ifilterfalse':
node.changed()
name_node.value = u'filterfalse'
# Make sure the import statement is still sane
children = imports.children[:] or [imports]
remove_comma = True
for child in children:
if remove_comma and child.type == token.COMMA:
child.remove()
else:
remove_comma ^= True
while children and children[-1].type == token.COMMA:
children.pop().remove()
# If there are no imports left, just get rid of the entire statement
if (not (imports.children or getattr(imports, 'value', None)) or
imports.parent is None):
p = node.prefix
node = BlankLine()
node.prefix = p
return node