Learning immediately: https://edu.csdn.net/course/play/26755/340106?utm_source=blogtoedu
f=open(./files/readme.txt','r')
f.read (3) # reads the first three
f.seek (6) # pointer to the sixth
f.read (2) # two characters read from the sixth
Study Notes (22): Python interview talking about the difference between 100 (based on Python3.x) -read, readline method and readlines
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Origin blog.csdn.net/qq_35504363/article/details/104387740
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