Catalog ：

• Each preface ：
• Python function （ Two ）
• • 1.1 Function parameter
  • • 1.1.1 Default parameters
    • 1.1.2 Variable parameters
    • 1.1.3 Key parameters
    • 1.1.4 Parameter combination

Each preface ：

• The authors introduce ：【 Lonely and cold 】—CSDN High quality creators in the whole stack field 、HDZ Core group members 、 Huawei cloud sharing expert Python Full stack domain bloggers 、CSDN The author of the force program

• This article has been included in Python Full stack series column ：《Python Full stack basic tutorial 》