message: network python readme change
diff: @@ -27,6 +27,7 @@ Generate all API versions currently shipped for this package
  ```yaml $(multiapi) && !$(track2)
  batch:
  + - tag: package-2020-06
  - tag: package-2020-05
  - tag: package-2020-04
  - tag: package-2020-03
  @@ -61,6 +62,7 @@ batch:
  ```yaml $(multiapi) && $(track2)
  clear-output-folder: true
  batch:
  + - tag: package-2020-06
  - tag: package-2020-05
  - tag: package-2020-04
  - tag: package-2020-03
  @@ -99,6 +101,19 @@ clear-output-folder: false
  perform-load: false
  ```
  +### Tag: package-2020-06 and python
  +
  +These settings apply only when `--tag=package-2020-06 --python` is specified on the command line.
  +Please also specify `--python-sdks-folder=<path to the root directory of your azure-sdk-for-python clone>`.
  +
  +``` yaml $(tag) == 'package-2020-06'
  +namespace: azure.mgmt.network.v2020_06_01
  +output-folder: $(python-sdks-folder)/network/azure-mgmt-network/azure/mgmt/network/v2020_06_01
  +python:
  + namespace: azure.mgmt.network.v2020_06_01
  + output-folder: $(python-sdks-folder)/network/azure-mgmt-network/azure/mgmt/network/v2020_06_01
  +```
  +
  ### Tag: package-2020-05 and python
  These settings apply only when `--tag=package-2020-05 --python` is specified on the command line.
  