from  pandas import Series
s=Series(data=[1,2,3,'da'],index=['a','b','c','d'])
print(s)

from  pandas import Series
dict={"chinese":99,"math":80,"enghlish":100}
s=Series(data=dict)
print(s)
print(s[0])
print(s.math)
print(s[0:2])
print(s.size)
print(s.shape)
print(s.index)
print(s.values)

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