Merged revisions 88535,88661 via svnmerge from
svn+ssh://pythondev@svn.python.org/sandbox/trunk/2to3/lib2to3
........
r88535 | brett.cannon | 2011-02-23 13:46:46 -0600 (Wed, 23 Feb 2011) | 1 line
Add lib2to3.__main__ for easy testing from the console.
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r88661 | benjamin.peterson | 2011-02-26 16:06:24 -0600 (Sat, 26 Feb 2011) | 6 lines
fix refactoring on formfeed characters #11250
This is because text.splitlines() is not the same as
list(StringIO.StringIO(text)).
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diff --git a/Lib/lib2to3/__main__.py b/Lib/lib2to3/__main__.py
new file mode 100644
index 0000000..80688ba
--- /dev/null
+++ b/Lib/lib2to3/__main__.py
@@ -0,0 +1,4 @@
+import sys
+from .main import main
+
+sys.exit(main("lib2to3.fixes"))
diff --git a/Lib/lib2to3/patcomp.py b/Lib/lib2to3/patcomp.py
index 84fee5b..093e5f9 100644
--- a/Lib/lib2to3/patcomp.py
+++ b/Lib/lib2to3/patcomp.py
@@ -12,6 +12,7 @@
# Python imports
import os
+import StringIO
# Fairly local imports
from .pgen2 import driver, literals, token, tokenize, parse, grammar
@@ -32,7 +33,7 @@
def tokenize_wrapper(input):
"""Tokenizes a string suppressing significant whitespace."""
skip = set((token.NEWLINE, token.INDENT, token.DEDENT))
- tokens = tokenize.generate_tokens(driver.generate_lines(input).next)
+ tokens = tokenize.generate_tokens(StringIO.StringIO(input).readline)
for quintuple in tokens:
type, value, start, end, line_text = quintuple
if type not in skip:
diff --git a/Lib/lib2to3/pgen2/driver.py b/Lib/lib2to3/pgen2/driver.py
index 6b3825e..16adec0 100644
--- a/Lib/lib2to3/pgen2/driver.py
+++ b/Lib/lib2to3/pgen2/driver.py
@@ -19,6 +19,7 @@
import codecs
import os
import logging
+import StringIO
import sys
# Pgen imports
@@ -101,18 +102,10 @@
def parse_string(self, text, debug=False):
"""Parse a string and return the syntax tree."""
- tokens = tokenize.generate_tokens(generate_lines(text).next)
+ tokens = tokenize.generate_tokens(StringIO.StringIO(text).readline)
return self.parse_tokens(tokens, debug)
-def generate_lines(text):
- """Generator that behaves like readline without using StringIO."""
- for line in text.splitlines(True):
- yield line
- while True:
- yield ""
-
-
def load_grammar(gt="Grammar.txt", gp=None,
save=True, force=False, logger=None):
"""Load the grammar (maybe from a pickle)."""
diff --git a/Lib/lib2to3/tests/test_parser.py b/Lib/lib2to3/tests/test_parser.py
index 703d879..2602381 100644
--- a/Lib/lib2to3/tests/test_parser.py
+++ b/Lib/lib2to3/tests/test_parser.py
@@ -19,6 +19,16 @@
# Local imports
from lib2to3.pgen2 import tokenize
from ..pgen2.parse import ParseError
+from lib2to3.pygram import python_symbols as syms
+
+
+class TestDriver(support.TestCase):
+
+ def test_formfeed(self):
+ s = """print 1\n\x0Cprint 2\n"""
+ t = driver.parse_string(s)
+ self.assertEqual(t.children[0].children[0].type, syms.print_stmt)
+ self.assertEqual(t.children[1].children[0].type, syms.print_stmt)
class GrammarTest(support.TestCase):