update tag 2020-08 (#12356)

Author: msyyc

specification/network/resource-manager/readme.python.md

@@ -27,6 +27,7 @@ Generate all API versions currently shipped for this package
 
 ```yaml $(multiapi) && !$(track2)
 batch:
+  - tag: package-2020-08
   - tag: package-2020-07
   - tag: package-2020-06
   - tag: package-2020-05
@@ -63,6 +64,7 @@ batch:
 ```yaml $(multiapi) && $(track2)
 clear-output-folder: true
 batch:
+  - tag: package-2020-08
   - tag: package-2020-07
   - tag: package-2020-06
   - tag: package-2020-05
@@ -103,6 +105,19 @@ clear-output-folder: false
 perform-load: false
 ```
 
+### Tag: package-2020-08 and python
+
+These settings apply only when `--tag=package-2020-08 --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-2020-08'
+namespace: azure.mgmt.network.v2020_08_01
+output-folder: $(python-sdks-folder)/network/azure-mgmt-network/azure/mgmt/network/v2020_08_01
+python:
+  namespace: azure.mgmt.network.v2020_08_01
+  output-folder: $(python-sdks-folder)/network/azure-mgmt-network/azure/mgmt/network/v2020_08_01
+```
+
 ### Tag: package-2020-07 and python
 
 These settings apply only when `--tag=package-2020-07 --python` is specified on the command line.