SuperHik a écrit : > hi all, > > I'm trying to understand regex for the first time, and it would be very > helpful to get an example. I have an old(er) script with the following > task - takes a string I copy-pasted and wich always has the same format: > > >>> print stuff > Yellow hat 2 Blue shirt 1 > White socks 4 Green pants 1 > Blue bag 4 Nice perfume 3 > Wrist watch 7 Mobile phone 4 > Wireless cord! 2 Building tools 3 > One for the money 7 Two for the show 4 > > >>> stuff > 'Yellow hat\t2\tBlue shirt\t1\nWhite socks\t4\tGreen pants\t1\nBlue > bag\t4\tNice perfume\t3\nWrist watch\t7\tMobile phone\t4\nWireless > cord!\t2\tBuilding tools\t3\nOne for the money\t7\tTwo for the show\t4' > > I want to put items from stuff into a dict like this: > >>> print mydict > {'Wireless cord!': 2, 'Green pants': 1, 'Blue shirt': 1, 'White socks': > 4, 'Mobile phone': 4, 'Two for the show': 4, 'One for the money': 7, > 'Blue bag': 4, 'Wrist watch': 7, 'Nice perfume': 3, 'Yellow hat': 2, > 'Building tools': 3} > > Here's how I did it: > >>> def putindict(items): > ... items = items.replace('\n', '\t') > ... items = items.split('\t') > ... d = {} > ... for x in xrange( len(items) ): > ... if not items[x].isdigit(): d[items[x]] = int(items[x+1]) > ... return d > >>> > >>> mydict = putindict(stuff) > > > I was wondering is there a better way to do it using re module? > perheps even avoiding this for loop?
There are better ways. One of them avoids the for loop, and even the re module: def to_dict(items): items = items.replace('\t', '\n').split('\n') return dict(zip(items[::2], map(int, items[1::2]))) HTH -- http://mail.python.org/mailman/listinfo/python-list