[Doc]update doc for configure-python-sdk (Azure#18618)

* update doc

* Update configure-python-sdk.md

* Update configure-python-sdk.md

* Update configure-python-sdk.md

documentation/code-gen/configure-python-sdk.md

@@ -86,8 +86,7 @@ This is not used by Autorest itself.
 
 ``` yaml $(swagger-to-sdk)
 swagger-to-sdk:
-  - repo: azure-sdk-for-python                          // for track1 SDK
-  - repo: azure-sdk-for-python-track2                   // for track2 SDK
+  - repo: azure-sdk-for-python-track2
   - ...
 
 
@@ -103,58 +102,32 @@ A typical readme.python.md is like this:
 ~~~
 // file: readme.python.md
 
-
 ## Python
 
 These settings apply only when `--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>`.
 Use `--python-mode=update` if you already have a setup.py and just want to update the code itself.
 
-``` yaml !$(track2)                         // For track1: basic Python package information 
-python-mode: create
-python:
-  azure-arm: true
-  license-header: MICROSOFT_MIT_NO_VERSION
-  payload-flattening-threshold: 2
-  namespace: azure.mgmt.appconfiguration
-  package-name: azure-mgmt-appconfiguration
-  package-version: 0.1.0
-  clear-output-folder: true
-```
-
-``` yaml $(python-mode) == 'update' && !$(track2)
-python:                                     
-  no-namespace-folders: true
-  output-folder: $(python-sdks-folder)/appconfiguration/azure-mgmt-appconfiguration/azure/mgmt/appconfiguration
-```
 
-``` yaml $(python-mode) == 'create' && !$(track2)
-python:
-  basic-setup-py: true
-  output-folder: $(python-sdks-folder)/appconfiguration/azure-mgmt-appconfiguration
-```
+## Python
 
-These settings apply only when `--track2` is specified on the command line.
+These settings apply only when `--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 $(track2)                          // For track2: basic Python package information 
+``` yaml $(python)
 azure-arm: true
 license-header: MICROSOFT_MIT_NO_VERSION
-package-name: azure-mgmt-appconfiguration
-no-namespace-folders: true
-package-version: 0.1.0
+package-name: azure-mgmt-[[ServiceName]]
+namespace: azure.mgmt.[[ServiceName]]
+package-version: 1.0.0b1
+clear-output-folder: true
 ```
 
-``` yaml $(python-mode) == 'update' && $(track2)
+``` yaml $(python)
 no-namespace-folders: true
-output-folder: $(python-sdks-folder)/appconfiguration/azure-mgmt-appconfiguration/azure/mgmt/appconfiguration
+output-folder: $(python-sdks-folder)/[[ServiceName]]/azure-mgmt-[[ServiceName]]/azure/mgmt/[[ServiceName]]
 ```
 
-``` yaml $(python-mode) == 'create' && $(track2)
-basic-setup-py: true
-output-folder: $(python-sdks-folder)/appconfiguration/azure-mgmt-appconfiguration
-```
-~~~
-
 ## Multi-API
 Multi-API SDK is a package that support multiple REST api-versions. With Python multi-api SDK, the end user can assign api-version for REST calls explicitly; nevertheless, they can also use the default api-version which is choosed as the latest stable api-version.
 
@@ -170,23 +143,16 @@ The batch is a tag list which are used in the multi-api package. For example:
 
 Generate all API versions currently shipped for this package
 
-```yaml $(multiapi) && !$(track2)           // For track1
-batch:
-  - tag: package-2020-06-01-only
-  - tag: package-2020-05-01-only
-```
-
-```yaml $(multiapi) && $(track2)            // For track2
+```yaml $(multiapi) && $(python)
 clear-output-folder: true
 batch:
   - tag: package-2020-06-01-only
   - tag: package-2020-05-01-only
   - multiapiscript: true
 ```
 
-``` yaml $(multiapiscript) && $(track2)      // For track2
+``` yaml $(multiapiscript) && $(python)
 output-folder: $(python-sdks-folder)/compute/azure-mgmt-compute/azure/mgmt/compute/
-clear-output-folder: false
 perform-load: false
 ```
 ~~~
@@ -201,40 +167,21 @@ Then, the output folder and namespace should be configured for each of the tag.
 These settings apply only when `--tag=package-2020-06-01-only --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-2020-06-01-only' && $(track2)      // For track2
+``` yaml $(tag) == 'package-2020-06-01-only' && $(python)
 namespace: azure.mgmt.compute.v2020_06_01
 output-folder: $(python-sdks-folder)/compute/azure-mgmt-compute/azure/mgmt/compute/v2020_06_01
 ```
 ~~~
 
 
-### multi-api init script
-For track1, multi-api init script need to be configured in readme.md. For example:
-
-~~~
-// file: readme.md
-
-swagger-to-sdk:
-  - repo: azure-sdk-for-python
-    after_scripts:
-      - python ./scripts/multiapi_init_gen.py azure-mgmt-compute
-~~~
-
-
 ## Run codegen
 After configure all the readme files, autorest can be used to generate SDK.
 
-### Track1 (for Autorest V2)
-Track1 SDK is based on AutoRest version V2 that's going to be replaced by version V3.
-
-~~~
-> autorest --keep-version-file --multiapi --no-async --python --python-mode=update --python-sdks-folder=C:\ZZ\projects\codegen\azure-sdk-for-python\sdk --use=@microsoft.azure/autorest.python@~4.0.71 --version=V2 ..\azure-rest-api-specs\specification\appconfiguration\resource-manager\readme.md
-~~~
 
 ### Track2 (for latest Autorest)
 Track 2 is based on the latest AutoRest code generator
 
 ~~~
 > autorest --reset
 > autorest --python --track2 --use=@autorest/python@5.4.1 --python-sdks-folder=..\azure-sdk-for-python\sdk --multiapi --python-mode=update  ..\azure-rest-api-specs\specification\appconfiguration\resource-manager\readme.md
-~~~
+~~~