python list comprehension


```type[ i.data for i in xrange(10) if i % 2 ]```
[python set comprehension](https://texonom.com/python-set-comprehension-2044fa3bd8e34c61bb6e3c70cc682668) 
[python dictionary comprehension](https://texonom.com/python-dictionary-comprehension-60a3653adc66413b9e7b0a5a99ca2fa1) 








