how to take first digit of number python

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Lilie
18 Feb 2016
1>>> number = 1520
2>>> int(str(number)[:2])
315
4
source
Zeke
17 Mar 2017
1import math
2
3def first_n_digits(num, n):
4    return num // 10 ** (int(math.log(num, 10)) - n + 1)
5
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