Reading from a remote host via http as a stream
this example from a Well House Consultants training course
Source code: probo Module: Y303
# Higher level access to a server
# using a built in protocol handler
datasource = urllib.urlopen("http://www.wellho.net/robots.txt")
# Polymorphic - treats a web page as a file
# (really they are both "streams")
line = datasource.readline()
if line == "": break
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