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-rw-r--r--Lib/doctest.py40
-rw-r--r--Misc/NEWS3
2 files changed, 25 insertions, 18 deletions
diff --git a/Lib/doctest.py b/Lib/doctest.py
index aeeb15d..158e8b8 100644
--- a/Lib/doctest.py
+++ b/Lib/doctest.py
@@ -2660,27 +2660,31 @@ __test__ = {"_TestClass": _TestClass,
""",
}
+
def _test():
testfiles = [arg for arg in sys.argv[1:] if arg and arg[0] != '-']
- if testfiles:
- for filename in testfiles:
- if filename.endswith(".py"):
- # It is a module -- insert its dir into sys.path and try to
- # import it. If it is part of a package, that possibly won't work
- # because of package imports.
- dirname, filename = os.path.split(filename)
- sys.path.insert(0, dirname)
- m = __import__(filename[:-3])
- del sys.path[0]
- failures, _ = testmod(m)
- else:
- failures, _ = testfile(filename, module_relative=False)
- if failures:
- return 1
- else:
- r = unittest.TextTestRunner()
- r.run(DocTestSuite())
+ if not testfiles:
+ name = os.path.basename(sys.argv[0])
+ if '__loader__' in globals() and name.endswith('.py'): # python -m
+ name, _ = os.path.splitext(name)
+ print("usage: {0} [-v] file ...".format(name))
+ return 2
+ for filename in testfiles:
+ if filename.endswith(".py"):
+ # It is a module -- insert its dir into sys.path and try to
+ # import it. If it is part of a package, that possibly
+ # won't work because of package imports.
+ dirname, filename = os.path.split(filename)
+ sys.path.insert(0, dirname)
+ m = __import__(filename[:-3])
+ del sys.path[0]
+ failures, _ = testmod(m)
+ else:
+ failures, _ = testfile(filename, module_relative=False)
+ if failures:
+ return 1
return 0
+
if __name__ == "__main__":
sys.exit(_test())
diff --git a/Misc/NEWS b/Misc/NEWS
index c5d2380..e9d1a51 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -49,6 +49,9 @@ Library
Tests
-----
+- Issue #7376: instead of running a self-test (which was failing) when called
+ with no arguments, doctest.py now gives a usage message.
+
- Issue #7396: fix regrtest -s, which was broken by the -j enhancement.
- Issue #7498: test_multiprocessing now uses test_support.find_unused_port