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#!/usr/bin/env python
"""
Really simple rudimentary benchmark to compare ConnectionPool versus standard
urllib to demonstrate the usefulness of connection re-using.
"""
import sys
import time
import urllib
sys.path.append("../")
import urllib3 # noqa: E402
# URLs to download. Doesn't matter as long as they're from the same host, so we
# can take advantage of connection re-using.
TO_DOWNLOAD = [
"http://code.google.com/apis/apps/",
"http://code.google.com/apis/base/",
"http://code.google.com/apis/blogger/",
"http://code.google.com/apis/calendar/",
"http://code.google.com/apis/codesearch/",
"http://code.google.com/apis/contact/",
"http://code.google.com/apis/books/",
"http://code.google.com/apis/documents/",
"http://code.google.com/apis/finance/",
"http://code.google.com/apis/health/",
"http://code.google.com/apis/notebook/",
"http://code.google.com/apis/picasaweb/",
"http://code.google.com/apis/spreadsheets/",
"http://code.google.com/apis/webmastertools/",
"http://code.google.com/apis/youtube/",
]
def urllib_get(url_list):
assert url_list
for url in url_list:
now = time.time()
urllib.urlopen(url)
elapsed = time.time() - now
print(f"Got in {elapsed:0.3f}: {url}")
def pool_get(url_list):
assert url_list
pool = urllib3.PoolManager()
for url in url_list:
now = time.time()
pool.request("GET", url, assert_same_host=False)
elapsed = time.time() - now
print(f"Got in {elapsed:0.3f}s: {url}")
if __name__ == "__main__":
print("Running pool_get ...")
now = time.time()
pool_get(TO_DOWNLOAD)
pool_elapsed = time.time() - now
print("Running urllib_get ...")
now = time.time()
urllib_get(TO_DOWNLOAD)
urllib_elapsed = time.time() - now
print(f"Completed pool_get in {pool_elapsed:0.3f}s")
print(f"Completed urllib_get in {urllib_elapsed:0.3f}s")
"""
Example results:
Completed pool_get in 1.163s
Completed urllib_get in 2.318s
"""
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