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#!/usr/bin/env python
#
# Copyright (c), 2022, SISSA (International School for Advanced Studies).
# All rights reserved.
# This file is distributed under the terms of the MIT License.
# See the file 'LICENSE' in the root directory of the present
# distribution, or http://opensource.org/licenses/MIT.
#
# @author Davide Brunato <brunato@sissa.it>
#
from timeit import timeit
from xmlschema.resources import XMLResource
def run_timeit(stmt='pass', setup='pass', number=1000):
seconds = timeit(stmt, setup=setup, number=number)
print("{}: {}s".format(stmt, seconds))
def iter_root(res: XMLResource):
for e in res.root.iter():
pass
def iter_res(res: XMLResource):
for e in res.iter():
pass
def iter_root_and_access_namespaces(res: XMLResource):
for e in res.root.iter():
res.get_nsmap(e)
res.get_xmlns(e)
def iter_res_and_access_namespaces(res: XMLResource):
for e in res.iter():
res.get_nsmap(e)
res.get_xmlns(e)
if __name__ == '__main__':
print('*' * 58)
print("*** Memory and timing profile of XMLResource instances ***")
print('*' * 58)
print()
xml_data = "<a><b1/><b2><c1/><c2/><c3/></b2><b3>" + "<c4/>" * 500 + "</b3></a>"
resource = XMLResource(xml_data)
NUMBER = 10000
print("*** Profile evaluation ***\n")
setup = 'from __main__ import resource, iter_root'
run_timeit('iter_root(resource)', setup=setup, number=NUMBER)
setup = 'from __main__ import resource, iter_res'
run_timeit('iter_res(resource)', setup=setup, number=NUMBER)
print()
setup = 'from __main__ import resource, iter_root_and_access_namespaces'
run_timeit('iter_root_and_access_namespaces(resource)', setup=setup, number=NUMBER)
setup = 'from __main__ import resource, iter_res_and_access_namespaces'
run_timeit('iter_res_and_access_namespaces(resource)', setup=setup, number=NUMBER)
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