python3.5環境下，jupyter中各環境版本的查看總結

1 jupyter中查看當前python版本

import sys
print(sys.version)
print(sys.executable)

>>3.6.0 (default, Oct 16 2018, 15:45:51) 
[GCC 5.4.0 20160609]
>>/usr/local/bin/python3.6

2 jupyter切換當前python版本

%% python2
import sys
print(sys.version)

>>2.7.12 (default, Dec  4 2017, 14:50:18) 
[GCC 5.4.0 20160609]

3 jupyter查看當前tensorflow版本

import tensorflow as tf
print(tf.__version__)

>>1.8.0

4 jupyter查看當前tensorflow安裝路徑

import tensorflow as tf
print(tf.__path__)

>>['/usr/local/lib/python3.6/site-packages/tensorflow']