bump miniminum python version to 3.7 (#1071) (#1073)

Author: bfineran

README.md

@@ -142,7 +142,7 @@ The [GitHub repository](https://github.com/neuralmagic/sparseml) contains integr
 
 ## Installation
 
-This repository is tested on Python 3.6-3.9, and Linux/Debian systems.
+This repository is tested on Python 3.7-3.9, and Linux/Debian systems.
 It is recommended to install in a [virtual environment](https://docs.python.org/3/library/venv.html) to keep your system in order.
 Currently supported ML Frameworks are the following: `torch>=1.1.0,<=1.9.0`, `tensorflow>=1.8.0,<=2.0.0`, `tensorflow.keras >= 2.2.0`.
 

setup.py

@@ -227,7 +227,7 @@ def _setup_long_description() -> Tuple[str, str]:
     install_requires=_setup_install_requires(),
     extras_require=_setup_extras(),
     entry_points=_setup_entry_points(),
-    python_requires=">=3.6.0,<3.10",
+    python_requires=">=3.7.0,<3.10",
     classifiers=[
         "Development Status :: 5 - Production/Stable",
         "Programming Language :: Python :: 3",