Karthikeyan Singaravelan <[email protected]> added the comment:
functools.partial returns a partial object and detecting partials is not
handled inside the finder when given a module. Perhaps partials could be
handled as a special case to detect tests in them?
diff --git a/Lib/doctest.py b/Lib/doctest.py
index 79d91a040c..aeff913c9a 100644
--- a/Lib/doctest.py
+++ b/Lib/doctest.py
@@ -95,6 +95,7 @@ __all__ = [
import __future__
import difflib
import inspect
+import functools
import linecache
import os
import pdb
@@ -962,6 +963,8 @@ class DocTestFinder:
return module.__name__ == object.__module__
elif isinstance(object, property):
return True # [XX] no way not be sure.
+ elif isinstance(object, functools.partial):
+ return True
else:
raise ValueError("object must be a class or function")
@@ -989,7 +992,8 @@ class DocTestFinder:
valname = '%s.%s' % (name, valname)
# Recurse to functions & classes.
if ((inspect.isroutine(inspect.unwrap(val))
- or inspect.isclass(val)) and
+ or inspect.isclass(val)
+ or isinstance(val, functools.partial)) and
self._from_module(module, val)):
self._find(tests, val, valname, module, source_lines,
globs, seen)
----------
nosy: +xtreak
versions: +Python 3.8 -Python 3.3
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<https://bugs.python.org/issue12790>
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