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Splitting Pythons in Bradford

Python supports two split functions methods to explode a string into a list of substrings. There's one in the default class that works on a string, and there's another in the re (Regular Expression) class.

Splitting at a string works very will if you've got a fixed delimiter, typically in a machine generated file of data. You write
inputstring.split(separator)
however, with data that's entered by a user and may well contain multiple spaces as the separator, you would be better advised to write
regex.split(inputstring)
and, yes, the parameters are indeed the other way around.

Here's the result of splitting an address which had multiple spaces in in between the company hame and town, using the string and re classes:
['Techsputer', 'Training,', '', 'Bradford', 'on', 'Avon']
['Techsputer', 'Training,', 'Bradford', 'on', 'Avon']

and you can see the full source code here
(written 2006-11-29)

 
Associated topics are indexed under
Y108 - Python - String Handling
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  [3218] Matching a license plate or product code - Regular Expressions - (2011-03-28)
  [3090] Matching to a string - what if it matches in many possible ways? - (2010-12-17)
  [2814] Python - splitting and joining strings - (2010-06-16)
  [2780] Formatted Printing in Python - (2010-05-25)
  [2765] Running operating system commands from your Python program - (2010-05-14)
  [2721] Regular Expressions in Python - (2010-04-14)
  [2692] Flexible search and replace in Python - (2010-03-25)
  [2406] Pound Sign in Python Program - (2009-09-15)
  [2284] Strings as collections in Python - (2009-07-12)
  [1876] Python Regular Expressions - (2008-11-08)
  [1608] Underlining in Perl and Python - the x and * operator in use - (2008-04-12)
  [1517] Python - formatting objects - (2008-01-24)
  [1195] Regular Express Primer - (2007-05-20)
  [1110] Python - two different splits - (2007-03-15)
  [970] String duplication - x in Perl, * in Python and Ruby - (2006-12-07)
  [943] Matching within multiline strings, and ignoring case in regular expressions - (2006-11-25)
  [903] Pieces of Python - (2006-10-23)
  [773] Breaking bread - (2006-06-22)
  [560] The fencepost problem - (2006-01-10)
  [496] Python printf - (2005-11-15)
  [463] Splitting the difference - (2005-10-13)
  [324] The backtick operator in Python and Perl - (2005-05-25)


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