message: quick fix readme.md.python
diff: @@ -33,6 +33,7 @@ batch:
  - tag: package-2019-09
  - tag: package-2018-02
  - tag: package-2016-10
  + - tag: package-preview-2020-04
  ```
  ```yaml $(multiapi) && $(track2)
  @@ -50,6 +51,18 @@ clear-output-folder: false
  perform-load: false
  ```
  +### Tag: package-preview-2020-04 and python
  +
  +These settings apply only when `--tag=package-preview-2020-04 --python` is specified on the command line.
  +
  +``` yaml $(tag) == 'package-preview-2020-04'
  +namespace: azure.mgmt.keyvault.v2020_04_01_preview
  +output-folder: $(python-sdks-folder)/keyvault/azure-mgmt-keyvault/azure/mgmt/keyvault/v2020_04_01_preview
  +python:
  + namespace: azure.mgmt.keyvault.v2020_04_01_preview
  + output-folder: $(python-sdks-folder)/keyvault/azure-mgmt-keyvault/azure/mgmt/keyvault/v2020_04_01_preview
  +```
  +
  ### Tag: package-2019-09 and python
  These settings apply only when `--tag=package-2019-09 --python` is specified on the command line.
  