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44 lines
1.5 KiB
Python
44 lines
1.5 KiB
Python
"""
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***************************************************************************
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runtimeprofiler.py
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---------------------
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Date : May 2020
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Copyright : (C) 2020 by Nyall Dawson
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Email : nyall dot dawson at gmail dot com
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***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************
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"""
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from qgis._core import QgsScopedRuntimeProfile
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class ScopedRuntimeProfileContextManager:
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"""
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Context manager used to profile blocks of code in the QgsApplication.profiler() registry.
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.. code-block:: python
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with QgsRuntimeProfiler.profile('My operation'):
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# do something
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.. versionadded:: 3.14
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"""
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def __init__(self, operation):
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self.operation = operation
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self.profiler = None
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def __enter__(self):
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self.profiler = QgsScopedRuntimeProfile(self.operation)
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return self.operation
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def __exit__(self, ex_type, ex_value, traceback):
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del self.profiler
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return ex_type is None
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