Getting help:

1) Use TAB in IPython

a = [1,2,3]

2) Using pydoc3 on the command line.

3) Online at http://docs.python.org/

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A few things to look up in a quiet moment

String formatting

"My name is {0} and I like {1}".format("Andreas", "hiking")

'My name is Andreas and I like hiking'

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Dictionaries

prices = {"Tesla K40": 5000, "GTX Titan":1400}
prices["Tesla K40"]

5000