Obtain Web Page Information With Simple Error Handling : HTTP Request « Network « Python Tutorial

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Python Tutorial » Network » HTTP Request   21. 19. 5. Obtain Web Page Information With Simple Error Handling import sys, urllib2 req = urllib2.Request(sys.argv[1]) try:     fd = urllib2.urlopen(req) except urllib2.URLError, e:     print "Error retrieving data:", e     sys.exit(1) print "Retrieved", fd.geturl() info = fd.info() for key, value in info.items():     print "%s = %s" % (key, value) 21. 19. HTTP Request 21. 19. 1.  Sending an HTTP GET Request from a Python Script 21. 19. 2.  Sending an HTTP POST Request from a Python Script 21. 19. 3.  Obtain Web Page 21. 19. 4.  Obtain Web Page With Full Error Handling 21. 19. 5.  Obtain Web Page Information With Simple Error Handling 21. 19. 6.  Obtain Web Page Information With Error Document Handling

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