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#!/usr/bin/env python3
import json
from collections import defaultdict
from urllib.request import urlopen
import ssl
PACKAGE = "lxml"
def get_stats(stats_type, package=PACKAGE, period="month"):
stats_url = f"https://www.pypistats.org/api/packages/{package}/{stats_type}?period={period}"
ctx = ssl.create_default_context()
ctx.check_hostname = False
ctx.verify_mode = ssl.CERT_NONE
with urlopen(stats_url, context=ctx) as stats:
data = json.load(stats)
return data
def aggregate(stats):
counts = defaultdict(int)
days = defaultdict(int)
for entry in stats['data']:
category = entry['category']
counts[category] += entry['downloads']
days[category] += 1
return {category: counts[category] / days[category] for category in counts}
def version_sorter(version_and_count):
version = version_and_count[0]
return tuple(map(int, version.split("."))) if version.replace(".", "").isdigit() else (2**32,)
def system_sorter(name_and_count):
order = ('linux', 'windows', 'darwin')
system = name_and_count[0]
try:
return order.index(system.lower())
except ValueError:
return len(order)
def print_agg_stats(stats, sort_key=None):
total = sum(stats.values())
max_len = max(len(category) for category in stats)
agg_sum = 0.0
for category, count in sorted(stats.items(), key=sort_key, reverse=True):
agg_sum += count
print(f" {category:{max_len}}: {count:-12.1f} / day ({agg_sum / total * 100:-5.1f}%)")
def main():
import sys
package_name = sys.argv[1] if len(sys.argv) > 1 else PACKAGE
counts = get_stats("python_minor", package=package_name)
stats = aggregate(counts)
print("Downloads by Python version:")
print_agg_stats(stats, sort_key=version_sorter)
print()
counts = get_stats("system", package=package_name)
stats = aggregate(counts)
print("Downloads by system:")
print_agg_stats(stats, sort_key=system_sorter)
total = sum(stats.values())
days = {"month": 30, "week": 7, "day": 1}
print(f"Total downloads: {total * days['month']:-12,.1f}")
if __name__ == '__main__':
main()
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