ꦫꦣꦺꦤ꧀ꦄꦤ꧀ꦠꦱꦺꦤ

PATH: usr / lib64 / python2.7 / lib2to3 / fixes

# Copyright 2006 Google, Inc. All Rights Reserved.
# Licensed to PSF under a Contributor Agreement.

"""Fixer for print.

Change:
    'print'          into 'print()'
    'print ...'      into 'print(...)'
    'print ... ,'    into 'print(..., end=" ")'
    'print >>x, ...' into 'print(..., file=x)'

No changes are applied if print_function is imported from __future__

"""

# Local imports
from .. import patcomp
from .. import pytree
from ..pgen2 import token
from .. import fixer_base
from ..fixer_util import Name, Call, Comma, String, is_tuple

parend_expr = patcomp.compile_pattern(
              """atom< '(' [atom|STRING|NAME] ')' >"""
              )

class FixPrint(fixer_base.BaseFix):

BM_compatible = True

PATTERN = """
              simple_stmt< any* bare='print' any* > | print_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
        return n_stmt

def add_kwarg(self, l_nodes, s_kwd, n_expr):
        # XXX All this prefix-setting may lose comments (though rarely)
        n_expr.prefix = u""
        n_argument = pytree.Node(self.syms.argument,
                                 (Name(s_kwd),
                                  pytree.Leaf(token.EQUAL, u"="),
                                  n_expr))
        if l_nodes:
            l_nodes.append(Comma())
            n_argument.prefix = u" "
        l_nodes.append(n_argument)

[+] ..
[-] fix_execfile.pyc [edit]
[-] fix_urllib.py [edit]
[-] fix_xrange.pyc [edit]
[-] fix_map.pyo [edit]
[-] fix_standarderror.py [edit]
[-] fix_reduce.pyo [edit]
[-] fix_imports.py [edit]
[-] fix_operator.pyo [edit]
[-] fix_standarderror.pyo [edit]
[-] fix_itertools.pyc [edit]
[-] fix_getcwdu.py [edit]
[-] __init__.pyo [edit]
[-] fix_getcwdu.pyc [edit]
[-] fix_renames.pyo [edit]
[-] fix_imports2.pyc [edit]
[-] fix_nonzero.py [edit]
[-] fix_isinstance.pyc [edit]
[-] fix_dict.pyo [edit]
[-] fix_itertools.pyo [edit]
[-] fix_imports.pyc [edit]
[-] fix_itertools.py [edit]
[-] fix_methodattrs.pyo [edit]
[-] fix_input.pyc [edit]
[-] fix_execfile.pyo [edit]
[-] fix_xrange.py [edit]
[-] fix_paren.pyc [edit]
[-] fix_callable.pyc [edit]
[-] fix_tuple_params.pyc [edit]
[-] fix_urllib.pyc [edit]
[-] fix_metaclass.py [edit]
[-] fix_nonzero.pyo [edit]
[-] fix_methodattrs.py [edit]
[-] fix_long.pyo [edit]
[-] fix_ne.py [edit]
[-] fix_repr.py [edit]
[-] fix_zip.py [edit]
[-] fix_imports2.pyo [edit]
[-] fix_repr.pyo [edit]
[-] fix_exec.py [edit]
[-] fix_print.py [edit]
[-] fix_numliterals.pyc [edit]
[-] fix_paren.py [edit]
[-] fix_xreadlines.pyo [edit]
[-] fix_basestring.pyo [edit]
[-] fix_urllib.pyo [edit]
[-] fix_imports2.py [edit]
[-] fix_buffer.pyc [edit]
[-] fix_apply.py [edit]
[-] fix_map.pyc [edit]
[-] fix_raw_input.pyc [edit]
[-] fix_exitfunc.pyo [edit]
[-] fix_print.pyo [edit]
[-] __init__.pyc [edit]
[-] fix_operator.pyc [edit]
[-] fix_future.pyc [edit]
[-] fix_import.pyo [edit]
[-] fix_ws_comma.py [edit]
[-] fix_future.pyo [edit]
[-] fix_tuple_params.pyo [edit]
[-] fix_except.pyc [edit]
[-] fix_ws_comma.pyc [edit]
[-] fix_exec.pyc [edit]
[-] fix_reduce.pyc [edit]
[-] fix_dict.py [edit]
[-] fix_sys_exc.pyc [edit]
[-] fix_itertools_imports.pyc [edit]
[-] fix_buffer.py [edit]
[-] fix_intern.py [edit]
[-] fix_next.py [edit]
[-] fix_apply.pyc [edit]
[-] fix_itertools_imports.pyo [edit]
[-] fix_basestring.pyc [edit]
[-] fix_itertools_imports.py [edit]
[-] fix_throw.py [edit]
[-] fix_methodattrs.pyc [edit]
[-] fix_has_key.pyo [edit]
[-] fix_raise.pyc [edit]
[-] fix_long.py [edit]
[-] fix_dict.pyc [edit]
[-] fix_intern.pyc [edit]
[-] fix_metaclass.pyc [edit]
[-] fix_sys_exc.pyo [edit]
[-] fix_filter.pyc [edit]
[-] fix_set_literal.pyo [edit]
[-] fix_callable.pyo [edit]
[-] fix_filter.pyo [edit]
[-] fix_ws_comma.pyo [edit]
[-] fix_funcattrs.pyc [edit]
[-] fix_zip.pyo [edit]
[-] fix_apply.pyo [edit]
[-] fix_xrange.pyo [edit]
[-] fix_throw.pyo [edit]
[-] fix_raw_input.py [edit]
[-] fix_raise.pyo [edit]
[-] fix_future.py [edit]
[-] fix_types.pyc [edit]
[-] fix_exitfunc.py [edit]
[-] fix_renames.py [edit]
[-] fix_exitfunc.pyc [edit]
[-] fix_input.py [edit]
[-] fix_reduce.py [edit]
[-] fix_funcattrs.pyo [edit]
[-] fix_standarderror.pyc [edit]
[-] fix_intern.pyo [edit]
[-] fix_operator.py [edit]
[-] fix_idioms.pyc [edit]
[-] fix_callable.py [edit]
[-] fix_long.pyc [edit]
[-] fix_buffer.pyo [edit]
[-] fix_numliterals.py [edit]
[-] fix_metaclass.pyo [edit]
[-] fix_input.pyo [edit]
[-] fix_set_literal.pyc [edit]
[-] fix_isinstance.py [edit]
[-] fix_raw_input.pyo [edit]
[-] fix_basestring.py [edit]
[-] fix_filter.py [edit]
[-] fix_raise.py [edit]
[-] fix_types.py [edit]
[-] fix_funcattrs.py [edit]
[-] fix_set_literal.py [edit]
[-] fix_ne.pyo [edit]
[-] __init__.py [edit]
[-] fix_execfile.py [edit]
[-] fix_unicode.py [edit]
[-] fix_print.pyc [edit]
[-] fix_next.pyo [edit]
[-] fix_repr.pyc [edit]
[-] fix_imports.pyo [edit]
[-] fix_getcwdu.pyo [edit]
[-] fix_types.pyo [edit]
[-] fix_import.pyc [edit]
[-] fix_import.py [edit]
[-] fix_sys_exc.py [edit]
[-] fix_ne.pyc [edit]
[-] fix_renames.pyc [edit]
[-] fix_map.py [edit]
[-] fix_tuple_params.py [edit]
[-] fix_xreadlines.py [edit]
[-] fix_next.pyc [edit]
[-] fix_idioms.pyo [edit]
[-] fix_paren.pyo [edit]
[-] fix_unicode.pyo [edit]
[-] fix_throw.pyc [edit]
[-] fix_except.py [edit]
[-] fix_isinstance.pyo [edit]
[-] fix_zip.pyc [edit]
[-] fix_unicode.pyc [edit]
[-] fix_has_key.py [edit]
[-] fix_exec.pyo [edit]
[-] fix_numliterals.pyo [edit]
[-] fix_except.pyo [edit]
[-] fix_idioms.py [edit]
[-] fix_xreadlines.pyc [edit]
[-] fix_has_key.pyc [edit]
[-] fix_nonzero.pyc [edit]