the python bash upgrade

Author: zhenwei-li

Temp/bash/python_bash_command.md

@@ -2,7 +2,7 @@
 
 - [一. pip](#一-pip)
   - [1.1. pip --editable](#11-pip---editable)
-  - [1.2. pip list](#12-pip-list)
+  - [1.2. pip list or freeze](#12-pip-list-or-freeze)
 - [二. flake8](#二-flake8)
 
 ## 一. pip
@@ -14,14 +14,19 @@ pip2 install -e .
 pip3 install -e .
 ```
 
-### 1.2. pip list
+### 1.2. pip list or freeze
 
 ```bash
+# pip list
 pip2 list > ./Temp/txt/pip2_list.txt
 pip3 list > ./Temp/txt/pip3_list.txt
-
+pip2 list > ./Temp/txt/2021_pip2_list.txt
+pip3 list > ./Temp/txt/2021_pip3_list.txt
+# pip freeze
 pip2 freeze > ./Temp/txt/pip2_freeze.txt
 pip3 freeze > ./Temp/txt/pip3_freeze.txt
+pip2 freeze > ./Temp/txt/2021_pip2_freeze.txt
+pip3 freeze > ./Temp/txt/2021_pip3_freeze.txt
 ```
 
 ## 二. flake8