requests, czyli HTTP dla ludzi

requests: HTTP for humans
My talk from PyWaw #2 (in Polish).

Transcript

1. httplib urllib(2) requests na ratunek
   requests, czyli HTTP dla ludzi
   Zbigniew Siciarz
   PyWaw 11 lipca 2011
   @zsiciarz
   requests, czyli HTTP dla ludzi
   

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2. httplib urllib(2) requests na ratunek
   Plan prezentacji
   1 httplib
   2 urllib(2)
   3 requests na ratunek
   @zsiciarz
   requests, czyli HTTP dla ludzi
   

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3. httplib urllib(2) requests na ratunek
   httplib
   import httplib
   conn = httplib.HTTPConnection("httpbin.org")
   conn.request("GET", "/status /418")
   response = conn.getresponse ()
   print response.status , response.reason
   print response.read()
   @zsiciarz
   requests, czyli HTTP dla ludzi
   

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4. httplib urllib(2) requests na ratunek
   httplib
   zbyszek@wicherek :~/ Dokumenty/requests$ python code/httplib1.py
   418 I’M A TEAPOT
   -=[ teapot ]=-
   _...._
   .’ _ _ ‘.
   | ."‘ ^ ‘". _,
   \_;‘"---" ‘|//
   | ;/
   \_ _/
   ‘"""‘
   @zsiciarz
   requests, czyli HTTP dla ludzi
   

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5. httplib urllib(2) requests na ratunek
   urllib/urllib2
   obie biblioteki w stdlib
   @zsiciarz
   requests, czyli HTTP dla ludzi
   

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6. httplib urllib(2) requests na ratunek
   urllib/urllib2
   obie biblioteki w stdlib
   ró»na funkcjonalno±¢
   @zsiciarz
   requests, czyli HTTP dla ludzi
   

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7. httplib urllib(2) requests na ratunek
   urllib/urllib2
   obie biblioteki w stdlib
   ró»na funkcjonalno±¢
   urllib: kodowanie parametrów, pobieranie wprost do pliku
   @zsiciarz
   requests, czyli HTTP dla ludzi
   

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8. httplib urllib(2) requests na ratunek
   urllib/urllib2
   obie biblioteki w stdlib
   ró»na funkcjonalno±¢
   urllib: kodowanie parametrów, pobieranie wprost do pliku
   urllib2: obsªuga otwieraczy
   @zsiciarz
   requests, czyli HTTP dla ludzi
   

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9. httplib urllib(2) requests na ratunek
   urllib2 - Basic Auth
   import urllib2
   url = ’http :// httpbin.org/basic -auth/user/pass’
   user = ’user’
   password = ’pass’
   req = urllib2.Request(url)
   pwd_manager = urllib2.HTTPPasswordMgrWithDefaultRealm ()
   pwd_manager.add_password(None , url , user , password)
   auth_manager = urllib2.HTTPBasicAuthHandler(pwd_manager)
   opener = urllib2.build_opener(auth_manager)
   urllib2.install_opener(opener)
   response = urllib2.urlopen(req)
   print response.getcode ()
   print response.headers.getheader(’content -type’)
   print response.read()
   @zsiciarz
   requests, czyli HTTP dla ludzi
   

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10. httplib urllib(2) requests na ratunek
    urllib2 - Basic Auth
    import urllib2
    url = ’http :// httpbin.org/basic -auth/user/pass’
    user = ’user’
    password = ’pass’
    req = urllib2.Request(url)
    pwd_manager = urllib2.HTTPPasswordMgrWithDefaultRealm ()
    pwd_manager.add_password(None , url , user , password)
    auth_manager = urllib2.HTTPBasicAuthHandler(pwd_manager)
    opener = urllib2.build_opener(auth_manager)
    urllib2.install_opener(opener)
    response = urllib2.urlopen(req)
    print response.getcode ()
    print response.headers.getheader(’content -type’)
    print response.read()
    O RLY?
    @zsiciarz
    requests, czyli HTTP dla ludzi
    

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11. httplib urllib(2) requests na ratunek
    requests
    http://python-requests.org/
    Requests: Python HTTP Module (That Doesn't Suck)
    @zsiciarz
    requests, czyli HTTP dla ludzi
    

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12. httplib urllib(2) requests na ratunek
    requests
    http://python-requests.org/
    Requests: Python HTTP Module (That Doesn't Suck)
    Requests: The Simple (e.g. usable) HTTP Module
    @zsiciarz
    requests, czyli HTTP dla ludzi
    

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13. httplib urllib(2) requests na ratunek
    requests
    http://python-requests.org/
    Requests: Python HTTP Module (That Doesn't Suck)
    Requests: The Simple (e.g. usable) HTTP Module
    Requests: HTTP for Humans
    @zsiciarz
    requests, czyli HTTP dla ludzi
    

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14. httplib urllib(2) requests na ratunek
    requests - API
    requests.get(...)
    @zsiciarz
    requests, czyli HTTP dla ludzi
    

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15. httplib urllib(2) requests na ratunek
    requests - API
    requests.get(...)
    requests.post
    @zsiciarz
    requests, czyli HTTP dla ludzi
    

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16. httplib urllib(2) requests na ratunek
    requests - API
    requests.get(...)
    requests.post
    requests.put
    @zsiciarz
    requests, czyli HTTP dla ludzi
    

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17. httplib urllib(2) requests na ratunek
    requests - API
    requests.get(...)
    requests.post
    requests.put
    requests.delete
    @zsiciarz
    requests, czyli HTTP dla ludzi
    

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18. httplib urllib(2) requests na ratunek
    requests - API
    requests.get(...)
    requests.post
    requests.put
    requests.delete
    requests.patch
    @zsiciarz
    requests, czyli HTTP dla ludzi
    

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19. httplib urllib(2) requests na ratunek
    requests - API
    requests.get(...)
    requests.post
    requests.put
    requests.delete
    requests.patch
    requests.options
    @zsiciarz
    requests, czyli HTTP dla ludzi
    

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20. httplib urllib(2) requests na ratunek
    requests - API
    requests.get(...)
    requests.post
    requests.put
    requests.delete
    requests.patch
    requests.options
    requests.head
    @zsiciarz
    requests, czyli HTTP dla ludzi
    

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21. httplib urllib(2) requests na ratunek
    requests - proste »¡danie GET
    import requests
    response = requests.get(’http :// httpbin.org/status /418’)
    print response.status_code
    print response.content
    @zsiciarz
    requests, czyli HTTP dla ludzi
    

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22. httplib urllib(2) requests na ratunek
    requests - Basic Auth
    import requests
    url = ’http :// httpbin.org/basic -auth/user/pass’
    response = requests.get(url , auth=(’user’, ’pass’))
    print response.status_code
    print response.headers[’content -type’]
    print response.content
    @zsiciarz
    requests, czyli HTTP dla ludzi
    

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23. httplib urllib(2) requests na ratunek
    requests - Basic Auth
    zbyszek@wicherek :~/ Dokumenty/requests$ python code/requests_2.py
    2
    application/json
    {
    "authenticated": true ,
    "user": "user"
    }
    @zsiciarz
    requests, czyli HTTP dla ludzi
    

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24. httplib urllib(2) requests na ratunek
    requests - POST i upload pliku
    import requests
    data = dict(username=’’)
    with open(__file__) as f:
    response = requests.post(’http :// httpbin.org/post’,
    data=data , files ={’filename ’: f})
    print response.status_code
    print response.content
    @zsiciarz
    requests, czyli HTTP dla ludzi
    

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25. httplib urllib(2) requests na ratunek
    requests - POST i upload pliku
    zbyszek@wicherek :~/ Dokumenty/requests$ python code/requests_3.py
    2
    {
    "origin": "::ffff :184.73.223.212",
    "files": {
    "filename": "import requests\n\n"
    },
    "form": null ,
    "url": "http :// httpbin.org/post",
    "args": {},
    "headers": {
    "Content -Length": "555",
    
    "Content -Type": "multipart/form -data; boundary =3298
    fc5c93854f96b712fa47 8e4cdef"
    },
    "data": "username"
    }
    @zsiciarz
    requests, czyli HTTP dla ludzi
    

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26. httplib urllib(2) requests na ratunek
    Alternatywy
    PyCURL wrapper na libcurl
    @zsiciarz
    requests, czyli HTTP dla ludzi
    

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27. httplib urllib(2) requests na ratunek
    Alternatywy
    PyCURL wrapper na libcurl
    Mechanize klient to "przegl¡darka"
    @zsiciarz
    requests, czyli HTTP dla ludzi
    

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28. httplib urllib(2) requests na ratunek
    The End
    Pytania?
    http://siciarz.net
    @zsiciarz
    @zsiciarz
    requests, czyli HTTP dla ludzi
    

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