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feat: Add reset_stats method to LineProfiler for resetting accumulated profiling data #322

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feat: Add reset_stats method to LineProfiler for resetting accumulated profiling data #322

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9 changes: 9 additions & 0 deletions line_profiler/_line_profiler.pyx
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Original file line number Diff line number Diff line change
Expand Up @@ -360,6 +360,15 @@ cdef class LineProfiler:
self._c_last_time[threading.get_ident()].clear()
unset_trace()

def reset_stats(self):
"""
Reset the currently accumulated timings information.
"""
it = self._c_code_map.begin()
while it != self._c_code_map.end():
cython.operator.dereference(it).second.clear()
cython.operator.preincrement(it)

def get_stats(self):
"""
Return a LineStats object containing the timings.
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6 changes: 6 additions & 0 deletions tests/test_explicit_profile.py
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Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,12 @@ def func(a):
print(f'profiler.code_hash_map={profiler.code_hash_map}')
profiler.print_stats()

profiler.reset_stats()
for code in profiler.code_hash_map:
for entry in profiler.code_hash_map[code]:
assert entry in profiler.c_code_map
assert len(profiler.c_code_map[entry]) == 0


def _demo_explicit_profile_script():
return ub.codeblock(
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