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From: MRAB <python@mrabarnett.plus.com>
Date: Wed, 12 Aug 2015 19:59:09 +0100
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On 2015-08-12 19:35, Ltc Hotspot wrote:
> Emile
>
> How do I define time in the revised code ?
>
>
Have a look at assignment_10_2_v_06.py.
>
> ---------------------------------------------------------------------------
> Traceback Message reads:
> In [66]: %run assignment_10_2_v_07
>
> NameError
> Traceback (most recent call last)
> C:\Users\vm\Desktop\apps\docs\Python\week_10\assignment_10_2_v_07.py in <module>
> ()
>        9 for line in handle:
>       10     if line.startswith("From "):
> ---> 11         for key, val in time.split()[5]:
>       12             for key, val in hours.split(':')[0]:
>       13                 count[hours] = count.get(hours, 0) + 1 # counter
>
> NameError: name 'time' is not defined
> ---------------------------------------------------------------------------
>>>>
> In [67]: print time
> 0
> ---------------------------------------------------------------------------
>
> Revised Code reads:
> handle = """From stephen.marquard@uct.ac.za Sat Jan  5 09:14:16 2008
>>From louis@media.berkeley.edu Fri Jan  4 18:10:48 2008
> """.split("\n")
> # Snippet file data: mbox-short.txt
>
> count = dict()
> #fname = raw_input("Enter file name: ")# insert snippet file
> #handle = open (fname, 'r')# insert snippet file
> for line in handle:
>      if line.startswith("From "):
>          for key, val in time.split()[5]:
>              for key, val in hours.split(':')[0]:
>                  count[hours] = count.get(hours, 0) + 1 # counter
>
> lst = [(val,key) for key,val in count.items()]
> lst.sort(reverse=True)
>
> for key, val in lst[:12] :
>      print key, val
>
> ---------------------------------------------------------------------------
> Regards,
> Hal
>
I'm baffled as to why you now have a nested 'for' loop 3 levels deep!