Sort list of dictionaries

[Emile van Sebille]

On 3/2/2015 10:17 AM, Charles Heizer wrote:
> Hello,
> I'm new to python and I'm trying to find the right way to solve this issue I have.
>
> I'm trying to sort this list by name and then by version numbers. The problem I'm having is that I can not get the version numbers sorted with the highest at the top or sorted properly.
>
> mylist = [{'name': u'com.google.earth', 'version': u'7.1.2.2041'},
> {'name': u'com.google.earth', 'version': u'7.1.2.2019'},
> {'name': u'com.google.Chrome', 'version': u'40.0.2214.93'},
> {'name': u'com.google.Chrome', 'version': u'40.0.2214.91'},
> {'name': u'com.google.Chrome', 'version': u'40.0.2214.111'},
> {'name': u'com.google.Chrome', 'version': u'39.0.2171.99'},
> {'name': u'com.google.Chrome', 'version': u'39.0.2171.95'},
> {'name': u'com.google.Chrome', 'version': u'39.0.2171.71'},
> {'name': u'com.google.Chrome', 'version': u'38.0.2125.122'},
> {'name': u'com.google.Chrome', 'version': u'38.0.2125.111'},
> {'name': u'com.google.Chrome', 'version': u'38.0.2125.104'},
> {'name': u'com.google.Chrome', 'version': u'38.0.2125.101'},
> {'name': u'com.google.Chrome', 'version': u'37.0.2062.94'},
> {'name': u'com.google.Chrome', 'version': u'37.0.2062.120'},
> {'name': u'com.google.Chrome', 'version': u'36.0.1985.143'},
> {'name': u'com.google.Chrome', 'version': u'36.0.1985.125'},
> {'name': u'com.google.Chrome', 'version': u'35.0.1916.153'},
> {'name': u'com.google.Chrome', 'version': u'35.0.1916.114'},
> {'name': u'com.google.Chrome', 'version': u'34.0.1847.137'},
> {'name': u'com.google.Chrome', 'version': u'34.0.1847.131'},
> {'name': u'com.google.Chrome', 'version': u'34.0.1847.116'},
> {'name': u'com.google.Chrome', 'version': u'33.0.1750.152'},
> {'name': u'com.google.Chrome', 'version': u'33.0.1750.149'},
> {'name': u'com.google.Chrome', 'version': u'33.0.1750.146'},
> {'name': u'com.google.Chrome', 'version': u'32.0.1700.107'},
> {'name': u'com.google.Chrome', 'version': u'31.0.1650.63'},
> {'name': u'com.google.Chrome', 'version': u'31.0.1650.57'}]
>
> sortedlist = sorted(mylist , key=lambda x, y: x['name'] LooseVersion(elem['version'])), reverse=True)

You'll need to fix LooseVersion or elem or both -- or show them so we 
can help.

Emile



>
> Thanks,
> Charlie
>