Thanks for that. It resolved the issue and it was so simple compared to
everything else I saw on the net.
Only outstanding thing I have to work out is how to execute functions from a
dictionary. I will continue searching on the net.
Sean
On 07/01/2014, at 9:21 PM, Jean-Michel Pichavant <jeanmic...@sequans.com> wrote:
>
>
> ----- Original Message -----
>> Hello all.
>>
>> I have some questions again. :-)
>>
>> I wish to be able to place a function within a data structure. I
>> would like to use a dictionary because I could pass it a key and
>> then the function could be called. I couldn't find anything on the
>> net to show me how to do this. More then likely, not using the right
>> search terms.
>>
>> For example:
>>
>> funct_call = { 'bhp' : 'bhp_counters (addict[key1][key2])', 'ospf' :
>> 'ospf_counters (addict[key1][key2])'}
>>
>> I am sure there is a way to do this.
>>
>> The other issue is I cannot nest dictionaries. I have seen examples
>> and when I apply them to the code below. They do not provide the
>> result I want. The program does 3 actions.
>>
>>
>> 1. Opens all the files in the directory. Each file begins with
>> "data_". The 6 character in the file name is the occurrence of the
>> output. Ranging from 1 to 9. The8th character plus the remaining
>> part of the file is the output of the command. For example:
>>
>> data_1_ospf.txt
>>
>> The commands stored in this file are related to OSPF. When I build
>> the nested dictionary I want to have "OSPF" as the primary key.
>> Nested under "OSPF" is the number of times the command has been
>> captured. The file content stored as an array and is the value of
>> the 2nd key. data structure could look like this:
>>
>> outputs = { 'ospf' : { '1' : lines_of_file[], '2' : lines of_file[]}
>> }
>>
>> Below is the code I have used to try and achieve the above. I just
>> don't get the nested dictionary effect I am after. Again, I am
>> trying to use standard core which some of the examples I have seen
>> appeared to use. I am aware of collection module.
>>
>> #! /usr/bin/env python
>>
>> # Identifying if memory leaks are occurring.
>> # goal is to import output to Excel.
>> # created on 28 Dec 2013 By Sean Murphy
>>
>> import os, sys
>> from os.path import exists
>>
>> # main code begins
>>
>> if len(sys.argv) >= 2:
>> # storing file names into variable from command line.
>> filenames = sys.argv[1:]
>> else:
>> filenames = os.listdir(os.getcwd())
>> # print ("Error, must provide at least one file name\n")
>> # quit()
>>
>> outputs = {} # empty dictionary (hash)
>> capture = "" # key used for the capture version
>> command = "" # key for the command output
>>
>> for filename in filenames:
>> if exists(filename):
>> fp = open(filename, "r")
>> capture = filename[6]
>> command = filename[8:]
>> # nested dictionary. Command and then number of captures.
>> outputs = {command : { capture :[fp.readlines() } }
>> fp.close()
>> else:
>> print ("error %s doesn't exists\n" % filename)
>> quit()
>>
>> print ("%r\n" % outputs.keys())
>> for key in sorted(outputs):
>> print (outputs[key].keys ())
>>
>>
>> Cheers
>> Sean
>
> outputs keeps track of the last loop only because you're assigning a new dict
> on every loop. You need to update the current dict instead.
>
> try to replace
> outputs = {command : { capture :fp.readlines() } }
>
> with (untested code)
>
> if command not in outputs:
> outputs[command] = {}
> outputs[command][capture] = fp.readlines()
>
> JM
>
>
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