Table of Contents
SQL基础
Pandas
01 - Pandas Official Tutorials
02 - Pandas API Reference
Matplotlib
Seaborn
PyTorch
Get Started
Numpy
NumPy Arrays
Pandas
DataFrame
Selection
df.iloc(start, end, size)
df.loc(low, high, size)
'''
object可以是list, tuple, string
start为起始位置，默认start = 0
end为终止位置，默认end = len(object) - 1，左闭右开[start,end)
step为步长，默认step = 1
'''