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-rw-r--r--Doc/library/calendar.rst4
-rw-r--r--Doc/library/socketserver.rst6
-rw-r--r--Doc/library/string.rst9
-rw-r--r--Doc/library/xml.dom.rst2
-rw-r--r--Doc/library/zipfile.rst2
-rw-r--r--Lib/lib2to3/fixes/fix_imports.py2
-rw-r--r--Lib/lib2to3/fixes/fix_next.py2
-rw-r--r--Lib/lib2to3/fixes/fix_renames.py2
-rw-r--r--Lib/lib2to3/fixes/fix_urllib.py10
-rw-r--r--Lib/lib2to3/main.py11
-rw-r--r--Lib/lib2to3/pgen2/tokenize.py10
-rw-r--r--Lib/lib2to3/refactor.py43
-rw-r--r--Lib/lib2to3/tests/data/bom.py3
-rwxr-xr-xLib/lib2to3/tests/test_fixers.py15
-rw-r--r--Lib/lib2to3/tests/test_refactor.py20
15 files changed, 79 insertions, 62 deletions
diff --git a/Doc/library/calendar.rst b/Doc/library/calendar.rst
index 1cf958c..f8c14fa 100644
--- a/Doc/library/calendar.rst
+++ b/Doc/library/calendar.rst
@@ -123,7 +123,7 @@ it's the base calendar for all computations.
Print a month's calendar as returned by :meth:`formatmonth`.
- .. method:: formatyear(theyear, themonth, w=2, l=1, c=6, m=3)
+ .. method:: formatyear(theyear, w=2, l=1, c=6, m=3)
Return a *m*-column calendar for an entire year as a multi-line string.
Optional parameters *w*, *l*, and *c* are for date column width, lines per
@@ -152,7 +152,7 @@ it's the base calendar for all computations.
used.
- .. method:: formatyear(theyear, themonth, width=3)
+ .. method:: formatyear(theyear, width=3)
Return a year's calendar as an HTML table. *width* (defaulting to 3)
specifies the number of months per row.
diff --git a/Doc/library/socketserver.rst b/Doc/library/socketserver.rst
index 9e0e926..82d1107 100644
--- a/Doc/library/socketserver.rst
+++ b/Doc/library/socketserver.rst
@@ -447,9 +447,9 @@ This is the server side::
socket.sendto(data.upper(), self.client_address)
if __name__ == "__main__":
- HOST, PORT = "localhost", 9999
- server = socketserver.UDPServer((HOST, PORT), MyUDPHandler)
- server.serve_forever()
+ HOST, PORT = "localhost", 9999
+ server = socketserver.UDPServer((HOST, PORT), MyUDPHandler)
+ server.serve_forever()
This is the client side::
diff --git a/Doc/library/string.rst b/Doc/library/string.rst
index 2f7641a..93791c7 100644
--- a/Doc/library/string.rst
+++ b/Doc/library/string.rst
@@ -521,13 +521,12 @@ these rules. The methods of :class:`Template` are:
templates containing dangling delimiters, unmatched braces, or
placeholders that are not valid Python identifiers.
-:class:`Template` instances also provide one public data attribute:
+ :class:`Template` instances also provide one public data attribute:
+ .. attribute:: template
-.. attribute:: string.template
-
- This is the object passed to the constructor's *template* argument. In general,
- you shouldn't change it, but read-only access is not enforced.
+ This is the object passed to the constructor's *template* argument. In
+ general, you shouldn't change it, but read-only access is not enforced.
Here is an example of how to use a Template:
diff --git a/Doc/library/xml.dom.rst b/Doc/library/xml.dom.rst
index fe21804..45d30d6 100644
--- a/Doc/library/xml.dom.rst
+++ b/Doc/library/xml.dom.rst
@@ -76,7 +76,7 @@ implementations are free to support the strict mapping from IDL). See section
`Document Object Model (DOM) Level 1 Specification <http://www.w3.org/TR/REC-DOM-Level-1/>`_
The W3C recommendation for the DOM supported by :mod:`xml.dom.minidom`.
- `Python Language Mapping Specification <http://www.omg.org/docs/formal/02-11-05.pdf>`_
+ `Python Language Mapping Specification <http://www.omg.org/spec/PYTH/1.2/PDF>`_
This specifies the mapping from OMG IDL to Python.
diff --git a/Doc/library/zipfile.rst b/Doc/library/zipfile.rst
index ae8751e..7e9f4d8 100644
--- a/Doc/library/zipfile.rst
+++ b/Doc/library/zipfile.rst
@@ -19,7 +19,7 @@ documentation). It can handle ZIP files that use the ZIP64 extensions
(that is ZIP files that are more than 4 GByte in size). It supports
decryption of encrypted files in ZIP archives, but it currently cannot
create an encrypted file. Decryption is extremely slow as it is
-implemented in native python rather than C.
+implemented in native Python rather than C.
For other archive formats, see the :mod:`bz2`, :mod:`gzip`, and
:mod:`tarfile` modules.
diff --git a/Lib/lib2to3/fixes/fix_imports.py b/Lib/lib2to3/fixes/fix_imports.py
index 6c41c71..5c053c0 100644
--- a/Lib/lib2to3/fixes/fix_imports.py
+++ b/Lib/lib2to3/fixes/fix_imports.py
@@ -108,7 +108,7 @@ class FixImports(fixer_base.BaseFix):
# Module usage could be in the trailer of an attribute lookup, so we
# might have nested matches when "bare_with_attr" is present.
if "bare_with_attr" not in results and \
- any([match(obj) for obj in attr_chain(node, "parent")]):
+ any(match(obj) for obj in attr_chain(node, "parent")):
return False
return results
return False
diff --git a/Lib/lib2to3/fixes/fix_next.py b/Lib/lib2to3/fixes/fix_next.py
index c999d6f..66a00c2 100644
--- a/Lib/lib2to3/fixes/fix_next.py
+++ b/Lib/lib2to3/fixes/fix_next.py
@@ -99,4 +99,4 @@ def find_assign(node):
def is_subtree(root, node):
if root == node:
return True
- return any([is_subtree(c, node) for c in root.children])
+ return any(is_subtree(c, node) for c in root.children)
diff --git a/Lib/lib2to3/fixes/fix_renames.py b/Lib/lib2to3/fixes/fix_renames.py
index 275e23f..c9f68d5 100644
--- a/Lib/lib2to3/fixes/fix_renames.py
+++ b/Lib/lib2to3/fixes/fix_renames.py
@@ -49,7 +49,7 @@ class FixRenames(fixer_base.BaseFix):
match = super(FixRenames, self).match
results = match(node)
if results:
- if any([match(obj) for obj in attr_chain(node, "parent")]):
+ if any(match(obj) for obj in attr_chain(node, "parent")):
return False
return results
return False
diff --git a/Lib/lib2to3/fixes/fix_urllib.py b/Lib/lib2to3/fixes/fix_urllib.py
index d11220c..db18ca8 100644
--- a/Lib/lib2to3/fixes/fix_urllib.py
+++ b/Lib/lib2to3/fixes/fix_urllib.py
@@ -63,7 +63,8 @@ def build_pattern():
yield """import_name< 'import'
dotted_as_name< module_as=%r 'as' any > >
""" % old_module
- yield """power< module_dot=%r trailer< '.' member=%s > any* >
+ # bare_with_attr has a special significance for FixImports.match().
+ yield """power< bare_with_attr=%r trailer< '.' member=%s > any* >
""" % (old_module, members)
@@ -150,12 +151,11 @@ class FixUrllib(FixImports):
def transform_dot(self, node, results):
"""Transform for calls to module members in code."""
- module_dot = results.get('module_dot')
+ module_dot = results.get('bare_with_attr')
member = results.get('member')
- # this may be a list of length one, or just a node
+ new_name = None
if isinstance(member, list):
member = member[0]
- new_name = None
for change in MAPPING[module_dot.value]:
if member.value in change[1]:
new_name = change[0]
@@ -171,7 +171,7 @@ class FixUrllib(FixImports):
self.transform_import(node, results)
elif results.get('mod_member'):
self.transform_member(node, results)
- elif results.get('module_dot'):
+ elif results.get('bare_with_attr'):
self.transform_dot(node, results)
# Renaming and star imports are not supported for these modules.
elif results.get('module_star'):
diff --git a/Lib/lib2to3/main.py b/Lib/lib2to3/main.py
index 7c26cdb..6e09693 100644
--- a/Lib/lib2to3/main.py
+++ b/Lib/lib2to3/main.py
@@ -90,8 +90,7 @@ def main(fixer_pkg, args=None):
parser.add_option("-l", "--list-fixes", action="store_true",
help="List available transformations (fixes/fix_*.py)")
parser.add_option("-p", "--print-function", action="store_true",
- help="DEPRECATED Modify the grammar so that print() is "
- "a function")
+ help="Modify the grammar so that print() is a function")
parser.add_option("-v", "--verbose", action="store_true",
help="More verbose logging")
parser.add_option("--no-diffs", action="store_true",
@@ -103,12 +102,10 @@ def main(fixer_pkg, args=None):
# Parse command line arguments
refactor_stdin = False
+ flags = {}
options, args = parser.parse_args(args)
if not options.write and options.no_diffs:
warn("not writing files and not printing diffs; that's not very useful")
- if options.print_function:
- warn("-p is deprecated; "
- "detection of from __future__ import print_function is automatic")
if not options.write and options.nobackups:
parser.error("Can't use -n without -w")
if options.list_fixes:
@@ -126,6 +123,8 @@ def main(fixer_pkg, args=None):
if options.write:
print("Can't write to stdin.", file=sys.stderr)
return 2
+ if options.print_function:
+ flags["print_function"] = True
# Set up logging handler
level = logging.DEBUG if options.verbose else logging.INFO
@@ -146,7 +145,7 @@ def main(fixer_pkg, args=None):
else:
requested = avail_fixes.union(explicit)
fixer_names = requested.difference(unwanted_fixes)
- rt = StdoutRefactoringTool(sorted(fixer_names), None, sorted(explicit),
+ rt = StdoutRefactoringTool(sorted(fixer_names), flags, sorted(explicit),
options.nobackups, not options.no_diffs)
# Refactor all files and directories passed as arguments
diff --git a/Lib/lib2to3/pgen2/tokenize.py b/Lib/lib2to3/pgen2/tokenize.py
index 4585ca3..7ae0280 100644
--- a/Lib/lib2to3/pgen2/tokenize.py
+++ b/Lib/lib2to3/pgen2/tokenize.py
@@ -283,9 +283,13 @@ def detect_encoding(readline):
# This behaviour mimics the Python interpreter
raise SyntaxError("unknown encoding: " + encoding)
- if bom_found and codec.name != 'utf-8':
- # This behaviour mimics the Python interpreter
- raise SyntaxError('encoding problem: utf-8')
+ if bom_found:
+ if codec.name != 'utf-8':
+ # This behaviour mimics the Python interpreter
+ raise SyntaxError('encoding problem: utf-8')
+ else:
+ # Allow it to be properly encoded and decoded.
+ encoding = 'utf-8-sig'
return encoding
first = read_or_stop()
diff --git a/Lib/lib2to3/refactor.py b/Lib/lib2to3/refactor.py
index 5edf584..8bd61ad 100644
--- a/Lib/lib2to3/refactor.py
+++ b/Lib/lib2to3/refactor.py
@@ -18,7 +18,6 @@ import logging
import operator
import collections
import io
-import warnings
from itertools import chain
# Local imports
@@ -139,26 +138,23 @@ def _detect_future_print(source):
if have_docstring:
break
have_docstring = True
- elif tp == token.NAME:
- if value == "from":
+ elif tp == token.NAME and value == "from":
+ tp, value = advance()
+ if tp != token.NAME and value != "__future__":
+ break
+ tp, value = advance()
+ if tp != token.NAME and value != "import":
+ break
+ tp, value = advance()
+ if tp == token.OP and value == "(":
tp, value = advance()
- if tp != token.NAME and value != "__future__":
- break
+ while tp == token.NAME:
+ if value == "print_function":
+ return True
tp, value = advance()
- if tp != token.NAME and value != "import":
+ if tp != token.OP and value != ",":
break
tp, value = advance()
- if tp == token.OP and value == "(":
- tp, value = advance()
- while tp == token.NAME:
- if value == "print_function":
- return True
- tp, value = advance()
- if tp != token.OP and value != ",":
- break
- tp, value = advance()
- else:
- break
else:
break
except StopIteration:
@@ -172,7 +168,7 @@ class FixerError(Exception):
class RefactoringTool(object):
- _default_options = {}
+ _default_options = {"print_function" : False}
CLASS_PREFIX = "Fix" # The prefix for fixer classes
FILE_PREFIX = "fix_" # The prefix for modules with a fixer within
@@ -189,15 +185,16 @@ class RefactoringTool(object):
self.explicit = explicit or []
self.options = self._default_options.copy()
if options is not None:
- if "print_function" in options:
- warnings.warn("the 'print_function' option is deprecated",
- DeprecationWarning)
self.options.update(options)
+ if self.options["print_function"]:
+ self.grammar = pygram.python_grammar_no_print_statement
+ else:
+ self.grammar = pygram.python_grammar
self.errors = []
self.logger = logging.getLogger("RefactoringTool")
self.fixer_log = []
self.wrote = False
- self.driver = driver.Driver(pygram.python_grammar,
+ self.driver = driver.Driver(self.grammar,
convert=pytree.convert,
logger=self.logger)
self.pre_order, self.post_order = self.get_fixers()
@@ -353,7 +350,7 @@ class RefactoringTool(object):
name, err.__class__.__name__, err)
return
finally:
- self.driver.grammar = pygram.python_grammar
+ self.driver.grammar = self.grammar
self.log_debug("Refactoring %s", name)
self.refactor_tree(tree, name)
return tree
diff --git a/Lib/lib2to3/tests/data/bom.py b/Lib/lib2to3/tests/data/bom.py
new file mode 100644
index 0000000..ecb782a
--- /dev/null
+++ b/Lib/lib2to3/tests/data/bom.py
@@ -0,0 +1,3 @@
+# coding: utf-8
+print "BOM BOOM!"
+
diff --git a/Lib/lib2to3/tests/test_fixers.py b/Lib/lib2to3/tests/test_fixers.py
index 2a39359..ea361de 100755
--- a/Lib/lib2to3/tests/test_fixers.py
+++ b/Lib/lib2to3/tests/test_fixers.py
@@ -1753,6 +1753,8 @@ class Test_urllib(FixerTestCase):
for old, changes in self.modules.items():
for new, members in changes:
for member in members:
+ new_import = ", ".join([n for (n, mems)
+ in self.modules[old]])
b = """
import %s
foo(%s.%s)
@@ -1760,9 +1762,16 @@ class Test_urllib(FixerTestCase):
a = """
import %s
foo(%s.%s)
- """ % (", ".join([n for (n, mems)
- in self.modules[old]]),
- new, member)
+ """ % (new_import, new, member)
+ self.check(b, a)
+ b = """
+ import %s
+ %s.%s(%s.%s)
+ """ % (old, old, member, old, member)
+ a = """
+ import %s
+ %s.%s(%s.%s)
+ """ % (new_import, new, member, new, member)
self.check(b, a)
diff --git a/Lib/lib2to3/tests/test_refactor.py b/Lib/lib2to3/tests/test_refactor.py
index 5ba23a5..2263f50 100644
--- a/Lib/lib2to3/tests/test_refactor.py
+++ b/Lib/lib2to3/tests/test_refactor.py
@@ -4,6 +4,7 @@ Unit tests for refactor.py.
import sys
import os
+import codecs
import operator
import io
import tempfile
@@ -45,12 +46,10 @@ class TestRefactoringTool(unittest.TestCase):
return refactor.RefactoringTool(fixers, options, explicit)
def test_print_function_option(self):
- with warnings.catch_warnings(record=True) as w:
- warnings.simplefilter("always", DeprecationWarning)
- refactor.RefactoringTool(_DEFAULT_FIXERS, {"print_function" : True})
- self.assertEqual(len(w), 1)
- msg, = w
- self.assertTrue(msg.category is DeprecationWarning)
+ rt = self.rt({"print_function" : True})
+ self.assertTrue(rt.grammar is pygram.python_grammar_no_print_statement)
+ self.assertTrue(rt.driver.grammar is
+ pygram.python_grammar_no_print_statement)
def test_fixer_loading_helpers(self):
contents = ["explicit", "first", "last", "parrot", "preorder"]
@@ -179,10 +178,12 @@ from __future__ import print_function"""
try:
rt.refactor_file(test_file, True)
- self.assertNotEqual(old_contents, read_file())
+ new_contents = read_file()
+ self.assertNotEqual(old_contents, new_contents)
finally:
with open(test_file, "wb") as fp:
fp.write(old_contents)
+ return new_contents
def test_refactor_file(self):
test_file = os.path.join(FIXER_DIR, "parrot_example.py")
@@ -223,6 +224,11 @@ from __future__ import print_function"""
fn = os.path.join(TEST_DATA_DIR, "different_encoding.py")
self.check_file_refactoring(fn)
+ def test_bom(self):
+ fn = os.path.join(TEST_DATA_DIR, "bom.py")
+ data = self.check_file_refactoring(fn)
+ self.assertTrue(data.startswith(codecs.BOM_UTF8))
+
def test_crlf_newlines(self):
old_sep = os.linesep
os.linesep = "\r\n"