[color=rgba(0, 0, 0, 0.3)]8如何创建 DataFrameimport pandas as pd
employees = pd.DataFrame({
'EmpCode': ['Emp001', 'Emp00'],
'Name': ['John Doe', 'William Spark'],
'Occupation': ['Chemist', 'Statistician'],
'Date Of Join': ['2018-01-25', '2018-01-26'],
'Age': [23, 24]})
print(employees)
Output:
Age Date Of Join EmpCode Name Occupation0 23 2018-01-25 Emp001 John Doe Chemist
1 24 2018-01-26 Emp00 William Spark Statistician
9如何设置 DataFrame 的索引和列信息import pandas as pd
employees = pd.DataFrame(
data={'Name': ['John Doe', 'William Spark'],
'Occupation': ['Chemist', 'Statistician'],
'Date Of Join': ['2018-01-25', '2018-01-26'],
'Age': [23, 24]},
index=['Emp001', 'Emp002'],
columns=['Name', 'Occupation', 'Date Of Join', 'Age'])
print(employees)
Output
Name Occupation Date Of Join AgeEmp001 John Doe Chemist 2018-01-25 23
Emp002 William Spark Statistician 2018-01-26 24
10如何重命名 DataFrame 的列名称import pandas as pd
employees = pd.DataFrame({
'EmpCode': ['Emp001', 'Emp00'],
'Name': ['John Doe', 'William Spark'],
'Occupation': ['Chemist', 'Statistician'],
'Date Of Join': ['2018-01-25', '2018-01-26'],
'Age': [23, 24]})
employees.columns = ['EmpCode', 'EmpName', 'EmpOccupation', 'EmpDOJ', 'EmpAge']
print(employees)
Output:
EmpCode EmpName EmpOccupation EmpDOJ EmpAge0 23 2018-01-25 Emp001 John Doe Chemist
1 24 2018-01-26 Emp00 William Spark Statistician



雷达卡




京公网安备 11010802022788号







