Pandas is the most popular and important python library that is used for data analysis or data science.It provides highly optimized performance with back-end source code is purely written in C or Python.
Import this library in your program :
-Importing any library or module means that we are able to call the methods of the library which we import.
import is a keyword that are used to import the any module or librray.
1. import pandas
-Here we just import the pandas library but not import everything from it.
-any method of pandas are call by pandas.method()
2. from pandas import *
-Here we import all methods which written in pandas library, and we directly call their methods by the method name.
-No need of object to call the methods.
3. import pandas as pa
-It is similar as first one but in this case we call the methods by pa.method()