def transform(self, node, results):
if self.skip:
return
libmodernize.add_future(node, "division")
if node.value == "/":
return pytree.Leaf(token.DOUBLESLASH, "//", prefix=node.prefix)
else:
return pytree.Leaf(token.DOUBLESLASHEQUAL, "//=", prefix=node.prefix)
def transform(self, node, results):
if self.skip:
return
libmodernize.add_future(node, u'division')
if node.value == '/':
return pytree.Leaf(token.DOUBLESLASH, '//', prefix=node.prefix)
else:
return pytree.Leaf(token.DOUBLESLASHEQUAL, '//=', prefix=node.prefix)
def transform(self, node, results):
if self.skip:
return
# We're not interested in __future__ imports here
if (node.type == syms.import_from
and getattr(results["imp"], "value", None) == "__future__"):
return
# If there are any non-future imports, add absolute_import
libmodernize.add_future(node, "absolute_import")
return super().transform(node, results)
def transform(self, node, results):
if self.skip:
return
# We're not interested in __future__ imports here
if node.type == syms.import_from \
and getattr(results['imp'], 'value', None) == '__future__':
return
# If there are any non-future imports, add absolute_import
libmodernize.add_future(node, 'absolute_import')
return super(FixImport, self).transform(node, results)
def transform(self, node, results):
assert results
bare_print = results.get("bare")
if bare_print:
# Special-case print all by itself
bare_print.replace(Call(Name(u"print"), [],
prefix=bare_print.prefix))
return
assert node.children[0] == Name(u"print")
args = node.children[1:]
if len(args) == 1 and parend_expr.match(args[0]):
# We don't want to keep sticking parens around an
# already-parenthesised expression.
return
sep = end = file = None
if args and args[-1] == Comma():
args = args[:-1]
end = " "
if args and args[0] == pytree.Leaf(token.RIGHTSHIFT, u">>"):
assert len(args) >= 2
file = args[1].clone()
args = args[3:] # Strip a possible comma after the file expression
# Now synthesize a print(args, sep=..., end=..., file=...) node.
l_args = [arg.clone() for arg in args]
if l_args:
l_args[0].prefix = u""
if sep is not None or end is not None or file is not None:
if sep is not None:
self.add_kwarg(l_args, u"sep", String(repr(sep)))
if end is not None:
self.add_kwarg(l_args, u"end", String(repr(end)))
if file is not None:
self.add_kwarg(l_args, u"file", file)
n_stmt = Call(Name(u"print"), l_args)
n_stmt.prefix = node.prefix
add_future(node, u'print_function')
return n_stmt
def transform(self, node, results):
assert results
bare_print = results.get("bare")
if bare_print:
# Special-case print all by itself
bare_print.replace(
Call(Name(u"print"), [], prefix=bare_print.prefix))
return
assert node.children[0] == Name(u"print")
args = node.children[1:]
if len(args) == 1 and parend_expr.match(args[0]):
# We don't want to keep sticking parens around an
# already-parenthesised expression.
return
sep = end = file = None
if args and args[-1] == Comma():
args = args[:-1]
end = " "
if args and args[0] == pytree.Leaf(token.RIGHTSHIFT, u">>"):
assert len(args) >= 2
file = args[1].clone()
args = args[3:] # Strip a possible comma after the file expression
# Now synthesize a print(args, sep=..., end=..., file=...) node.
l_args = [arg.clone() for arg in args]
if l_args:
l_args[0].prefix = u""
if sep is not None or end is not None or file is not None:
if sep is not None:
self.add_kwarg(l_args, u"sep", String(repr(sep)))
if end is not None:
self.add_kwarg(l_args, u"end", String(repr(end)))
if file is not None:
self.add_kwarg(l_args, u"file", file)
n_stmt = Call(Name(u"print"), l_args)
n_stmt.prefix = node.prefix
add_future(node, u'print_function')
return n_stmt
def transform(self, node, results):
res = super(FixUnicodeFuture, self).transform(node, results)
if res:
add_future(node, 'unicode_literals')
return res
def transform(self, node, results):
result = super().transform(node, results)
libmodernize.add_future(node, "print_function")
return result
def transform(self, node, results):
result = super(FixPrint, self).transform(node, results)
libmodernize.add_future(node, u'print_function')
return result
def transform(self, node, results):
res = super().transform(node, results)
if res:
add_future(node, "unicode_literals")
return res
def finish_tree(self, tree, name):
if tree.children:
add_future(tree, 'absolute_import')
def transform(self, node, results):
if self.skip:
return
libmodernize.add_future(node, u'division')
return pytree.Leaf(token.SLASH, "//", prefix=node.prefix)
def transform(self, node, results):
result = super(FixPrint, self).transform(node, results)
libmodernize.add_future(node, u'print_function')
return result