In [12]: a = [{'name': 'paul', 'age': '26', 'hometown': 'AU', 'gender': 'male'},
...:
...: {'name': 'mei', 'age': '27', 'hometown': 'NY', 'gender': 'female'},
...: {'name': 'smith', 'age': '14', 'hometown': 'NY', 'gender': 'male'},
...: {'name': 'raj', 'age': '13', 'hometown': 'IND', 'gender': 'male'}]
In [13]: [i for i in a if i["hometown"]=="NY"]
Out[13]:
[{'name': 'mei', 'age': '27', 'hometown': 'NY', 'gender': 'female'},
{'name': 'smith', 'age': '14', 'hometown': 'NY', 'gender': 'male'}]