remove 3.6 from setup, codecov and docs

Author: dpower4

.codecov.yml

@@ -14,7 +14,6 @@ coverage:
         target: 80%
         threshold: 1%
         flags:
-          - cpu-python3.6-unit-test
           - cpu-python3.7-unit-test
           - cuda-unit-test
           - directx-unit-test
@@ -23,7 +22,6 @@ coverage:
         target: 80%
         threshold: 1%
         flags:
-          - cpu-python3.6-unit-test
           - cpu-python3.7-unit-test
           - cuda-unit-test
           - directx-unit-test

docs/getting-started/installation.mdx

@@ -26,7 +26,7 @@ Here're the system requirements for control node.
 ### Requirements
 
 * Latest version of Linux, you're highly encouraged to use Ubuntu 18.04 or later.
-* [Python](https://www.python.org/) version 3.6 or later (which can be checked by running `python3 --version`).
+* [Python](https://www.python.org/) version 3.7 or later (which can be checked by running `python3 --version`).
 * [Pip](https://pip.pypa.io/en/stable/installing/) version 18.0 or later (which can be checked by running `python3 -m pip --version`).
 
 :::note

setup.py

@@ -131,17 +131,17 @@ def run(self):
         'Operating System :: POSIX',
         'Programming Language :: Python :: 3',
         'Programming Language :: Python :: 3 :: Only',
-        'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
+        'Programming Language :: Python :: 3.10',
         'Topic :: System :: Benchmark',
         'Topic :: System :: Clustering',
         'Topic :: System :: Hardware',
     ],
     keywords='benchmark, AI systems',
     packages=find_packages(exclude=['tests']),
-    python_requires='>=3.6, <4',
+    python_requires='>=3.7, <4',
     use_scm_version={
         'local_scheme': 'node-and-date',
         'version_scheme': lambda _: superbench.__version__,