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useragents.py
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useragents.py
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"""
Database of >22,000 user agent strings
"""
__all__ = ['getall', 'random']
import os
import random as randommod
_cache = None
def _load():
global _cache
if _cache is None:
_cache = set()
with open(os.path.join(os.path.dirname(__file__),
'data/useragents/useragents.txt'
), 'r') as fd:
for line in fd:
if line:
_cache.add(line.strip())
return _cache
def getall():
"""getall() -> str set
Get all the user agents that we know about.
Arguments:
None
Returns:
A set of user agent strings.
Examples:
>>> 'libcurl-agent/1.0' in getall()
True
>>> 'wget' in getall()
True
"""
return _load().copy()
def random():
"""random() -> str
Get a random user agent string.
Arguments:
None
Returns:
A random user agent string selected from :func:`getall`.
>>> import random as randommod
>>> randommod.seed(1)
>>> random()
'Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; FunWebProducts; FunWebProducts-MyTotalSearch; iebar)'
"""
return randommod.choice(list(_load()))