[Tables] Add the support for Python 3.6 back (Azure#22564)

Author: Yalin Li

sdk/tables/azure-data-tables/CHANGELOG.md

@@ -9,7 +9,7 @@
 ### Bugs Fixed
 
 ### Other Changes
-* Python 2.7 and 3.6 are no longer supported. Please use Python version 3.7 or later.
+* Python 2.7 is no longer supported. Please use Python version 3.6 or later.
 
 ## 12.2.0 (2021-11-10)
 **Warning** This release involves a bug fix that may change the behaviour for some users. Partition and Row keys that contain a single quote character (`'`) will now be automatically escaped for upsert, update and delete entity operations. Partition and Row keys that were already escaped, or contained duplicate single quote char (`''`) will now be treated as unescaped values.

sdk/tables/azure-data-tables/README.md

@@ -16,7 +16,7 @@ _Azure SDK Python packages support for Python 2.7 has ended 01 January 2022. For
 The Azure Tables SDK can access an Azure Storage or CosmosDB account.
 
 ### Prerequisites
-* Python 3.7 or later is required to use this package.
+* Python 3.6 or later is required to use this package.
 * You must have an [Azure subscription][azure_subscription] and either
     * an [Azure Storage account][azure_storage_account] or
     * an [Azure Cosmos Account][azure_cosmos_account].
@@ -313,7 +313,7 @@ Get started with our [Table samples][tables_samples].
 Several Azure Tables Python SDK samples are available to you in the SDK's GitHub repository. These samples provide example code for additional scenarios commonly encountered while working with Tables.
 
 ### Common Scenarios
-These code samples show common scenario operations with the Azure Tables client library. The async versions of the samples (the python sample files appended with _async) show asynchronous operations with Tables and require Python 3.7 or later.
+These code samples show common scenario operations with the Azure Tables client library. The async versions of the samples (the python sample files appended with _async) show asynchronous operations with Tables and require Python 3.6 or later.
 
 * Create and delete tables: [sample_create_delete_table.py](https://github.com/Azure/azure-sdk-for-python/tree/main/sdk/tables/azure-data-tables/samples/sample_create_delete_table.py) ([async version](https://github.com/Azure/azure-sdk-for-python/tree/main/sdk/tables/azure-data-tables/samples/async_samples/sample_create_delete_table_async.py))
 * List and query tables: [sample_query_tables.py](https://github.com/Azure/azure-sdk-for-python/tree/main/sdk/tables/azure-data-tables/samples/sample_query_tables.py) ([async version](https://github.com/Azure/azure-sdk-for-python/tree/main/sdk/tables/azure-data-tables/samples/async_samples/sample_query_tables_async.py))

sdk/tables/azure-data-tables/dev_requirements.txt

@@ -3,5 +3,5 @@
 -e ../../cosmos/azure-mgmt-cosmosdb
 ../../core/azure-core
 ../../nspkg/azure-data-nspkg
-aiohttp>=3.0; python_version >= '3.7'
+aiohttp>=3.0
 azure-identity

sdk/tables/azure-data-tables/samples/README.md

@@ -28,7 +28,7 @@ These sample programs show common scenarios for the Tables client's offerings.
 
 
 ### Prerequisites
-* Python 3.7 or later is required to use this package.
+* Python 3.6 or later is required to use this package.
 * You must have an [Azure subscription](https://azure.microsoft.com/free/) and either an
 [Azure storage account](https://docs.microsoft.com/azure/storage/common/storage-account-overview) or an [Azure Cosmos Account](https://docs.microsoft.com/azure/cosmos-db/account-overview) to use this package.
 

sdk/tables/azure-data-tables/setup.py

@@ -49,6 +49,7 @@
         'Programming Language :: Python',
         "Programming Language :: Python :: 3 :: Only",
         'Programming Language :: Python :: 3',
+        'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
@@ -61,7 +62,7 @@
         'tests',
         'azure.data',
     ]),
-    python_requires=">=3.7",
+    python_requires=">=3.6",
     install_requires=[
         "azure-core<2.0.0,>=1.15.0",
         "msrest>=0.6.21"

sdk/tables/azure-data-tables/tests/perfstress_tests/README.md

@@ -1,7 +1,7 @@
 # Tables Performance Tests
 
 In order to run the performance tests, the `azure-devtools` package must be installed. This is done as part of the `dev_requirements`.
-Start be creating a new virtual environment for your perf tests. This will need to be a Python 3 environment, preferably >=3.7.
+Start be creating a new virtual environment for your perf tests. This will need to be a Python 3 environment, preferably >=3.6.
 T1 perf tests are not available at this time.
 
 ### Setup for test resources