更改enroll命名,添加了注释,向get_error_msg中添加了一些错误代码

venv/Scripts/activate.bat

@@ -1,33 +1,39 @@
 @echo off
 
-rem This file is UTF-8 encoded, so we need to update the current code page while executing it
-for /f "tokens=2 delims=:." %%a in ('"%SystemRoot%\System32\chcp.com"') do (
-    set _OLD_CODEPAGE=%%a
+set "VIRTUAL_ENV=C:\Users\23022\Desktop\lesson\itshow\ITShowPlatform\venv"
+
+if defined _OLD_VIRTUAL_PROMPT (
+    set "PROMPT=%_OLD_VIRTUAL_PROMPT%"
+) else (
+    if not defined PROMPT (
+        set "PROMPT=$P$G"
+    )
+    if not defined VIRTUAL_ENV_DISABLE_PROMPT (
+        set "_OLD_VIRTUAL_PROMPT=%PROMPT%"
+    )
 )
-if defined _OLD_CODEPAGE (
-    "%SystemRoot%\System32\chcp.com" 65001 > nul
+if not defined VIRTUAL_ENV_DISABLE_PROMPT (
+    if "" NEQ "" (
+        set "PROMPT=() %PROMPT%"
+    ) else (
+        for %%d in ("%VIRTUAL_ENV%") do set "PROMPT=(%%~nxd) %PROMPT%"
+    )
 )
 
-set VIRTUAL_ENV=C:\Users\PBDELL\Desktop\Django\ITShowPlatform\venv
+REM Don't use () to avoid problems with them in %PATH%
+if defined _OLD_VIRTUAL_PYTHONHOME goto ENDIFVHOME
+    set "_OLD_VIRTUAL_PYTHONHOME=%PYTHONHOME%"
+:ENDIFVHOME
 
-if not defined PROMPT set PROMPT=$P$G
-
-if defined _OLD_VIRTUAL_PROMPT set PROMPT=%_OLD_VIRTUAL_PROMPT%
-if defined _OLD_VIRTUAL_PYTHONHOME set PYTHONHOME=%_OLD_VIRTUAL_PYTHONHOME%
-
-set _OLD_VIRTUAL_PROMPT=%PROMPT%
-set PROMPT=(venv) %PROMPT%
-
-if defined PYTHONHOME set _OLD_VIRTUAL_PYTHONHOME=%PYTHONHOME%
 set PYTHONHOME=
 
-if defined _OLD_VIRTUAL_PATH set PATH=%_OLD_VIRTUAL_PATH%
-if not defined _OLD_VIRTUAL_PATH set _OLD_VIRTUAL_PATH=%PATH%
+REM if defined _OLD_VIRTUAL_PATH (
+if not defined _OLD_VIRTUAL_PATH goto ENDIFVPATH1
+    set "PATH=%_OLD_VIRTUAL_PATH%"
+:ENDIFVPATH1
+REM ) else (
+if defined _OLD_VIRTUAL_PATH goto ENDIFVPATH2
+    set "_OLD_VIRTUAL_PATH=%PATH%"
+:ENDIFVPATH2
 
-set PATH=%VIRTUAL_ENV%\Scripts;%PATH%
-
-:END
-if defined _OLD_CODEPAGE (
-    "%SystemRoot%\System32\chcp.com" %_OLD_CODEPAGE% > nul
-    set _OLD_CODEPAGE=
-)
+set "PATH=%VIRTUAL_ENV%\Scripts;%PATH%"