I confirmed django_template is `hasattr`-heavy benchmark. Function was called by... ncalls tottime cumtime {built-in method builtins.hasattr} <- 1 0.000 0.000 /home/inada-n/local/py37/lib/python3.7/site-packages/django/apps/registry.py:20(__init__) ... 16318 0.003 0.003 /home/inada-n/local/py37/lib/python3.7/site-packages/django/utils/functional.py:81(__prepare_class__) 90000 0.065 0.065 /home/inada-n/local/py37/lib/python3.7/site-packages/django/utils/html.py:79(conditional_escape) 93200 0.064 0.064 /home/inada-n/local/py37/lib/python3.7/site-packages/django/utils/safestring.py:129(mark_safe) 90000 0.075 0.075 /home/inada-n/local/py37/lib/python3.7/site-packages/django/utils/safestring.py:149(mark_for_escaping)