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Issue #21863: cProfile now displays the module name of C extension functions, in addition to their own name.

This commit is contained in:
Antoine Pitrou 2014-06-27 23:49:29 -04:00
parent 0882e27e2a
commit 8477f7af13
3 changed files with 17 additions and 7 deletions
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10
Lib/test/test_cprofile.py
View File

@ -11,7 +11,7 @@ from test.profilee import testfunc
class CProfileTest(ProfileTest):
profilerclass = cProfile.Profile
profilermodule = cProfile
expected_max_output = "{built-in method max}"
expected_max_output = "{built-in method builtins.max}"
def get_expected_output(self):
return _ProfileOutput
@ -72,9 +72,9 @@ profilee.py:84(helper2_indirect) <- 2 0.000 0.140
profilee.py:88(helper2) <- 6 0.234 0.300 profilee.py:55(helper)
2 0.078 0.100 profilee.py:84(helper2_indirect)
profilee.py:98(subhelper) <- 8 0.064 0.080 profilee.py:88(helper2)
{built-in method exc_info} <- 4 0.000 0.000 profilee.py:73(helper1)
{built-in method hasattr} <- 4 0.000 0.004 profilee.py:73(helper1)
{built-in method builtins.hasattr} <- 4 0.000 0.004 profilee.py:73(helper1)
8 0.000 0.008 profilee.py:88(helper2)
{built-in method sys.exc_info} <- 4 0.000 0.000 profilee.py:73(helper1)
{method 'append' of 'list' objects} <- 4 0.000 0.000 profilee.py:73(helper1)"""
_ProfileOutput['print_callees'] = """\
<string>:1(<module>) -> 1 0.270 1.000 profilee.py:25(testfunc)
@ -87,12 +87,12 @@ profilee.py:48(mul) ->
profilee.py:55(helper) -> 4 0.116 0.120 profilee.py:73(helper1)
2 0.000 0.140 profilee.py:84(helper2_indirect)
6 0.234 0.300 profilee.py:88(helper2)
profilee.py:73(helper1) -> 4 0.000 0.000 {built-in method exc_info}
profilee.py:73(helper1) -> 4 0.000 0.004 {built-in method builtins.hasattr}
profilee.py:84(helper2_indirect) -> 2 0.006 0.040 profilee.py:35(factorial)
2 0.078 0.100 profilee.py:88(helper2)
profilee.py:88(helper2) -> 8 0.064 0.080 profilee.py:98(subhelper)
profilee.py:98(subhelper) -> 16 0.016 0.016 profilee.py:110(__getattr__)
{built-in method hasattr} -> 12 0.012 0.012 profilee.py:110(__getattr__)"""
{built-in method builtins.hasattr} -> 12 0.012 0.012 profilee.py:110(__getattr__)"""
if __name__ == "__main__":
main()

3
Misc/NEWS
View File

@ -103,6 +103,9 @@ Core and Builtins
Library
-------
- Issue #21863: cProfile now displays the module name of C extension functions,
in addition to their own name.
- Issue #11453: asyncore: emit a ResourceWarning when an unclosed file_wrapper
object is destroyed. The destructor now closes the file if needed. The
close() method can now be called twice: the second call does nothing.

7
Modules/_lsprof.c
View File

@ -202,6 +202,8 @@ normalizeUserObj(PyObject *obj)
*/
PyObject *self = fn->m_self;
PyObject *name = PyUnicode_FromString(fn->m_ml->ml_name);
PyObject *modname = fn->m_module;
if (name != NULL) {
PyObject *mo = _PyType_Lookup(Py_TYPE(self), name);
Py_XINCREF(mo);
@ -213,7 +215,12 @@ normalizeUserObj(PyObject *obj)
return res;
}
}
/* Otherwise, use __module__ */
PyErr_Clear();
if (modname != NULL && PyUnicode_Check(modname))
return PyUnicode_FromFormat("<built-in method %S.%s>",
modname, fn->m_ml->ml_name);
else
return PyUnicode_FromFormat("<built-in method %s>",
fn->m_ml->ml_name);
}