def _config_wall_profiling(self, disable_wall_profiling, period_ms):
"""Adds wall profiler if wall profiling is supported and not disabled."""
# The Python signal module in Python versions older than 3.6 doesn't handle
# signals properly. See b/123783496. The signal module changed significantly
# in Python 3.6 and the problem no longer exists. For Python 2, the problem
# theoretically can happen, but is much less likely to manifest. Users can
# use it at their own risk.
wall_profiling_supported = (
sys.version_info >= (3, 6) or sys.version_info < (3, 0))
if not wall_profiling_supported:
logger.info('Wall profiling is not supported on the current Python '
'version. Python 2 and Python 3.6 and higher are supported')
elif disable_wall_profiling:
logger.info('Wall profiling is disabled by disable_wall_profiling')
else:
self._profilers['WALL'] = pythonprofiler.WallProfiler(period_ms)
def _config_wall_profiling(self, disable_wall_profiling, period_ms):
"""Adds wall profiler if wall profiling is supported and not disabled."""
if disable_wall_profiling:
logger.info('Wall profiling is disabled by disable_wall_profiling')
else:
self._profilers['WALL'] = pythonprofiler.WallProfiler(period_ms)