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提交一下 · noah1985/python_example@375a88e · GitHub

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Commit 375a88e

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Noah Guo
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提交一下
0 parents  commit 375a88e

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‎.idea/misc.xml‎

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‎.idea/modules.xml‎

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‎.idea/python_example.iml‎

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‎.idea/workspace.xml‎

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‎.vscode/launch.json‎

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{
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// 使用 IntelliSense 了解相关属性。
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// 悬停以查看现有属性的描述。
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// 欲了解更多信息，请访问: https://go.microsoft.com/fwlink/?linkid=830387
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"version": "0.2.0",
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"configurations": [
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{
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"name": "Python: Current File",
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"type": "python",
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"request": "launch",
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"program": "${file}",
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"args": [
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"123"
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]
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},
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]
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}

‎.vscode/settings.json‎

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{
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"python.pythonPath": "/Users/Noah/anaconda3/envs/python3/bin/python"
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}

‎network_learn/001.py‎

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import sys
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import urllib.request
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try:
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rfc_number = int(sys.argv[1])
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print("number is %d" % rfc_number)
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except (IndexError, ValueError):
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print('Must supply an RFC number as first argument')
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sys.exit(2)
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template = 'http://www.ietf.org/rfc/rfc{}.txt'
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url = template.format(rfc_number)
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rfc_raw = urllib.request.urlopen(url).read()
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rfc = rfc_raw.docoder()
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print(rfc)

‎network_learn/002.py‎

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import sys
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import socket
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try:
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rfc_number = int(sys.argv[1])
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except (IndexError, ValueError):
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print('Must supply an RFC number as first argument')
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sys.exit(2)
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host = 'www.ietf.org'
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port = 80
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sock = socket.create_connection((host, port))
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req = (
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'GET /rfc/rfc{rfcnum}.txt HTTP/1.1\r\n'
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'Host: {host}:{port}\r\n'
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'User-Agent: Python {version}\r\n'
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'Connection: close\r\n'
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'\r\n'
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)
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req = req.format(
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rfcnum=rfc_number,
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host=host,
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port=port,
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version=sys.version_info[0]
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)
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sock.sendall(req.encode('ascii'))
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rfc_raw = bytearray()
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while True:
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buf = sock.recv(4096)
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if not len(buf):
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break
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rfc_raw += buf
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rfc = rfc_raw.decode('utf-8')
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print(rfc)

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