lib2to3 should install a logging handler only when run as a main program,
not when used as a library.
This may please the buildbots, which fail when test_lib2to3 is run before test_logging.
diff --git a/Lib/lib2to3/refactor.py b/Lib/lib2to3/refactor.py
index 2edf4db..74a4053 100755
--- a/Lib/lib2to3/refactor.py
+++ b/Lib/lib2to3/refactor.py
@@ -28,15 +28,6 @@
from . import fixes
from . import pygram
-if sys.version_info < (2, 4):
- hdlr = logging.StreamHandler()
- fmt = logging.Formatter('%(name)s: %(message)s')
- hdlr.setFormatter(fmt)
- logging.root.addHandler(hdlr)
-else:
- logging.basicConfig(format='%(name)s: %(message)s', level=logging.INFO)
-
-
def main(args=None):
"""Main program.
@@ -73,6 +64,15 @@
print >>sys.stderr, "Use --help to show usage."
return 2
+ # Set up logging handler
+ if sys.version_info < (2, 4):
+ hdlr = logging.StreamHandler()
+ fmt = logging.Formatter('%(name)s: %(message)s')
+ hdlr.setFormatter(fmt)
+ logging.root.addHandler(hdlr)
+ else:
+ logging.basicConfig(format='%(name)s: %(message)s', level=logging.INFO)
+
# Initialize the refactoring tool
rt = RefactoringTool(options)