[translation] Drop Python 3.6 support. (Azure#25791)

* fix: drop python 3.6

* fix: README.md

Author: wonhyeongseo

sdk/translation/azure-ai-translation-document/CHANGELOG.md

@@ -10,6 +10,8 @@
 
 ### Other Changes
 
+- This version and all future versions will require Python 3.7+. Python 3.6 is no longer supported.
+
 ## 1.0.0 (2022-06-07)
 
 ### Breaking Changes

sdk/translation/azure-ai-translation-document/README.md

@@ -16,7 +16,7 @@ _Azure SDK Python packages support for Python 2.7 has ended 01 January 2022. For
 ## Getting started
 
 ### Prerequisites
-* Python 3.6 or later is required to use this package.
+* Python 3.7 or later is required to use this package.
 * You must have an [Azure subscription][azure_subscription] and a
 [Translator resource][DT_resource] to use this package.
 

sdk/translation/azure-ai-translation-document/samples/README.md

@@ -28,7 +28,7 @@ These sample programs show common scenarios for the Document Translation client'
 
 
 ## Prerequisites
-* Python 3.6 or later is required to use this package
+* Python 3.7 or later is required to use this package
 * You must have an [Azure subscription][azure_subscription] and an
 [Azure Translator account][azure_document_translation_account] to run these samples.
 

sdk/translation/azure-ai-translation-document/setup.py

@@ -40,7 +40,6 @@
         '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',
@@ -54,7 +53,7 @@
         'azure.ai',
         'azure.ai.translation'
     ]),
-    python_requires=">=3.6",
+    python_requires=">=3.7",
     install_requires=[
         "azure-core<2.0.0,>=1.14.0",
         "msrest>=0.6.21",