Use the VIRTUAL_ENV environment variable in the configuration documentation
This follows the discussion in
that despite the VIRTUAL_ENV environment variable not being the technically correct
value, it is more readily understood by readers than ``sys.prefix``.
@@ -52,7 +52,7 @@ Base
: {file}`\{sys.base_prefix\}/pip.conf`
Site
-: {file}`\{sys.prefix\}/pip.conf`
+: {file}`$VIRTUAL_ENV/pip.conf`
```
```{tab} MacOS
@@ -71,7 +71,7 @@ Base
: {file}`\{sys.base_prefix\}/pip.conf`
Site
-: {file}`\{sys.prefix\}/pip.conf`
+: {file}`$VIRTUAL_ENV/pip.conf`
```
```{tab} Windows
@@ -92,7 +92,7 @@ Base
: {file}`\{sys.base_prefix\}\\pip.ini`
Site
-: {file}`\{sys.prefix\}\\pip.ini`
+: {file}`%VIRTUAL_ENV%\\pip.ini`
```
### `PIP_CONFIG_FILE`
