Array search and filter

[nilamo]

Oh are we golfing? Generators make the world go round :)

>>> dictOfNames = [
...    {'sec': 'coalmine', 'country': 'usa', 'state': 'newyork', 'zip': '17304', 'amt': '15480', 'tg': '910-456-8415'},
...    {'sec': 'coalPower', 'country': 'uk', 'state': 'birmingham', 'zip': '51730', 'amt': '26663', 'tg': '321-854-7536'},
...    {'sec': 'hydelPower', 'country': 'usa', 'state': 'sanfrancisco', 'zip': '92416', 'amt': '748521', 'tg': '451-278-9632'}
... ]
>>> def filter_by(data, key, value):
...     for row in data:
...         if key in row and value in row[key].lower():
...             yield row
...
>>> list(filter_by(dictOfNames, 'sec', 'power'))
[{'sec': 'coalPower', 'country': 'uk', 'state': 'birmingham', 'zip': '51730', 'amt': '26663', 'tg': '321-854-7536'}, {'sec': 'hydelPower', 'country': 'usa', 'state': 'sanfrancisco', 'zip': '92416', 'amt': '748521', 'tg': '451-278-9632'}]