In [ ]:
import string
dir(string)

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help(getattr)

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a=[1,2,3]
getattr(a,"append")(4)
print a

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a = "pepe"
type(a)

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import json
json.__version__

In [ ]:
repr(json)

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help(repr)

In [ ]:
a="pycones2015"
print a
b=eval(repr(a))
print b