Converting hex string representation to float in p

问题:

I have data in IEEE 745 hexadecimal format: 0x1.5c28f5c28f5c3p-1

How would I convert this to a float in python? is this a standard module?

回答1:

>>> float.fromhex('0x1.5c28f5c28f5c3p-1')
0.68

It's in the standard library, float.fromhex.

回答2:

Ah ha:

It's in the standard library, "float.fromhex",

https://docs.python.org/2/library/stdtypes.html#float.fromhex