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)
Esempio n. 3
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    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)
Esempio n. 4
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    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)
Esempio n. 5
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    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
Esempio n. 6
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    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
Esempio n. 7
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 def transform(self, node, results):
     res = super(FixUnicodeFuture, self).transform(node, results)
     if res:
         add_future(node, 'unicode_literals')
     return res
Esempio n. 8
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 def transform(self, node, results):
     result = super().transform(node, results)
     libmodernize.add_future(node, "print_function")
     return result
Esempio n. 9
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 def transform(self, node, results):
     result = super(FixPrint, self).transform(node, results)
     libmodernize.add_future(node, u'print_function')
     return result
Esempio n. 10
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 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')
Esempio n. 12
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 def transform(self, node, results):
     if self.skip:
         return
     libmodernize.add_future(node, u'division')
     return pytree.Leaf(token.SLASH, "//", prefix=node.prefix)
Esempio n. 13
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 def transform(self, node, results):
     result = super(FixPrint, self).transform(node, results)
     libmodernize.add_future(node, u'print_function')
     return result