correct multiapi config (#10683)

* correct multiapi config

* multiapi init

Author: changlong-liu

specification/commerce/resource-manager/readme.md

@@ -51,6 +51,8 @@ This is not used by Autorest itself.
 ``` yaml $(swagger-to-sdk)
 swagger-to-sdk:
   - repo: azure-sdk-for-python
+    after_scripts:
+      - python ./scripts/multiapi_init_gen.py azure-mgmt-commerce
   - repo: azure-sdk-for-java
   - repo: azure-sdk-for-go
   - repo: azure-sdk-for-js
@@ -81,16 +83,6 @@ python:
   clear-output-folder: true
   no-namespace-folders: true
 ```
-``` yaml $(python) && $(python-mode) == 'update'
-python:
-  no-namespace-folders: true
-  output-folder: $(python-sdks-folder)/commerce/azure-mgmt-commerce/azure/mgmt/commerce
-```
-``` yaml $(python) && $(python-mode) == 'create'
-python:
-  basic-setup-py: true
-  output-folder: $(python-sdks-folder)/commerce/azure-mgmt-commerce
-```
 
 ### Python multi-api
 
@@ -101,16 +93,17 @@ batch:
   - tag: package-2015-06-preview
 ```
 
-
 ### Tag: package-2015-06-preview and python
 
 These settings apply only when `--tag=package-2015-06-preview --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-2020-05-preview' && $(python)
+``` yaml $(tag) == 'package-2015-06-preview' && $(python)
+namespace: azure.mgmt.commerce.v2015_06_01_preview
+output-folder: $(python-sdks-folder)/commerce/azure-mgmt-commerce/azure/mgmt/commerce/v2015_06_01_preview
 python:
-  namespace: azure.mgmt.databoxedge.v2016_06_01_preview
-  output-folder: $(python-sdks-folder)/databoxedge/azure-mgmt-databoxedge/azure/mgmt/databoxedge/v2016_06_01_preview
+  namespace: azure.mgmt.commerce.v2015_06_01_preview
+  output-folder: $(python-sdks-folder)/commerce/azure-mgmt-commerce/azure/mgmt/commerce/v2015_06_01_preview
 ```
 
 ## Go