python Programming Glossary: itemgetter

Python sorting list of dictionaries by multiple keys

http://stackoverflow.com/questions/1143671/python-sorting-list-of-dictionaries-by-multiple-keys

def multikeysort items columns from operator import itemgetter comparers itemgetter col 1 .strip 1 if col.startswith ' ' else.. items columns from operator import itemgetter comparers itemgetter col 1 .strip 1 if col.startswith ' ' else itemgetter col.strip.. itemgetter col 1 .strip 1 if col.startswith ' ' else itemgetter col.strip 1 for col in columns def comparer left right for fn..

Identify groups of continuous numbers in a list

http://stackoverflow.com/questions/2154249/identify-groups-of-continuous-numbers-in-a-list

enumerate data lambda index item index item group map itemgetter 1 group if len group 1 ranges.append xrange group 0 group 1.. docs have a very neat recipe for this from operator import itemgetter from itertools import groupby data 2 3 4 5 12 13 14 15 16 17.. for k g in groupby enumerate data lambda i x i x print map itemgetter 1 g Output 2 3 4 5 12 13 14 15 16 17 If you want to get the..

Sorting a tuple that contains tuples

http://stackoverflow.com/questions/222752/sorting-a-tuple-that-contains-tuples

share improve this question from operator import itemgetter MY_SORTED_TUPLE tuple sorted MY_TUPLE key itemgetter 1 or without.. itemgetter MY_SORTED_TUPLE tuple sorted MY_TUPLE key itemgetter 1 or without itemgetter MY_SORTED_TUPLE tuple sorted MY_TUPLE.. tuple sorted MY_TUPLE key itemgetter 1 or without itemgetter MY_SORTED_TUPLE tuple sorted MY_TUPLE key lambda item item 1..

List filtering: list comprehension vs. lambda + filter

http://stackoverflow.com/questions/3013449/list-filtering-list-comprehension-vs-lambda-filter

entirely and should do it in yet another way such as using itemgetter instead of the lambda Thanks in advance python list functional..

Python - can I detect unicode string language code?

http://stackoverflow.com/questions/4545977/python-can-i-detect-unicode-string-language-code

8 import json import urllib urllib2 from operator import itemgetter def detect_language_v2 chunks api_key chunks either string.. request if u'error' in d raise IOError d return map itemgetter 'detectedSourceLanguage' d 'data' 'translations' Now you could.. d json.load urllib2.urlopen request return sorted L key itemgetter 'confidence' 1 'language' for L in d 'data' 'detections' Example..

In Python how do I sort a list of dictionaries by values of the dictionary?

http://stackoverflow.com/questions/72899/in-python-how-do-i-sort-a-list-of-dictionaries-by-values-of-the-dictionary

as J.F.Sebastian and others suggested from operator import itemgetter newlist sorted list_to_be_sorted key itemgetter 'name' share..

python dict.add_by_value(dict_2)?

http://stackoverflow.com/questions/877295/python-dict-add-by-valuedict-2

find something more elegant like reduce operator.add key itemgetter 0 a b . Obviously that isn't real code but you should get the.. concise from itertools import groupby from operator import itemgetter add c dict i reduce add map itemgetter 1 v for i v in groupby.. operator import itemgetter add c dict i reduce add map itemgetter 1 v for i v in groupby sorted a.items b.items itemgetter 0..