Τη Τρίτη, 22 Ιανουαρίου 2013 2:47:16 μ.μ. UTC+2, ο χρήστης Ferrous Cranus έγραψε: > Τη Τρίτη, 22 Ιανουαρίου 2013 2:29:21 μ.μ. UTC+2, ο χρήστης Dave Angel έγραψε: > > > On 01/22/2013 07:02 AM, Ferrous Cranus wrote: > > > > > > > # > > > ==================================================================================================================================== > > > > > > > # produce a hash string based on html page's filepath and convert it to > > > an integer, that will then be used to identify the page itself > > > > > > > # > > > ==================================================================================================================================== > > > > > > > > > > > > > > pin = int( hashlib.md5( htmlpage ) ) > > > > > > > > > > > > > > This fails. why? > > > > > > > > > > > > > > htmlpage = a string respresenting the absolute path of the requested > > > .html file > > > > > > > hashlib.md5( htmlpage ) = conversion of the above string to a hashed > > > string > > > > > > > int( hashlib.md5( htmlpage ) ) = conversion of the above hashed string to > > > a number > > > > > > > > > > > > > > Why this fails? > > > > > > > > > > > > > > > > > > > Is your copy/paste broken? It could be useful to actually show in what > > > > > > way it "fails." > > > > > > > > > > > > The md5 method produces a "HASH object", not a string. So int() cannot > > > > > > process that. > > > > > > > > > > > > To produce a digest string from the hash object, you want to call > > > > > > hexdigest() method. The result of that is a hex literal string. So you > > > > > > cannot just call int() on it, since that defaults to decimal. > > > > > > > > > > > > To convert a hex string to an int, you need the extra parameter of int: > > > > > > > > > > > > int(mystring, 16) > > > > > > > > > > > > Now, see if you can piece it together. > > > > > > > > > htmlpage = a string respresenting the absolute path of the requested .html > file > > > > > > What i want to do, is to associate a number to an html page's absolute path > for to be able to use that number for my database relations instead of the > BIG absolute path string. > > > > so to get an integer out of a string i would just have to type: > > > > pin = int( htmlpage ) > > > > But would that be unique?
Another error even without hasing anyhting http://superhost.gr to view it please -- http://mail.python.org/mailman/listinfo/python-list
