feat: Remove support for python 3.6 (#1488) (#1498)

* Fixes #1488

Python 3.6 has reached end of life, so we will no longer support it and will no longer run tests using that version.

* ci: change pyupgrade to --py37-plus
* ci: Remove python 3.6
* doc: Update python 3.6+ to python3.7+
* feat: Upgrade to pyupgrade --py37-plus

Author: XDRAGON2002

.github/workflows/pythonapp.yml

@@ -66,7 +66,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        python: ['3.6', '3.7', '3.9', '3.10']
+        python: ['3.7', '3.9', '3.10']
     timeout-minutes: 20
     env:
       ACTIONS: 1

.pre-commit-config.yaml

@@ -13,7 +13,7 @@ repos:
     rev: v2.29.1
     hooks:
     - id: pyupgrade
-      args: ["--py36-plus"]
+      args: ["--py37-plus"]
 
 -   repo: https://github.com/pycqa/flake8
     rev: 4.0.1

cve_bin_tool/package_list_parser.py

@@ -196,8 +196,7 @@ def check_file(self):
                 # Simulate installation on Debian based system using apt-get to check if the file is valid
                 output = run(
                     ["xargs", "-a", input_file, "apt-get", "install", "-s"],
-                    stderr=PIPE,
-                    stdout=PIPE,
+                    capture_output=True,
                 )
 
                 if output.returncode != 0:
@@ -211,8 +210,7 @@ def check_file(self):
             elif distro.id() in RPM_DISTROS:
                 output = run(
                     ["xargs", "-a", input_file, "rpm", "-qi"],
-                    stderr=PIPE,
-                    stdout=PIPE,
+                    capture_output=True,
                 )
 
                 not_installed_packages = re.findall(
@@ -225,8 +223,7 @@ def check_file(self):
             elif distro.id() in PACMAN_DISTROS:
                 output = run(
                     ["xargs", "-a", input_file, "pacman", "-Qk"],
-                    stderr=PIPE,
-                    stdout=PIPE,
+                    capture_output=True,
                 )
 
                 not_installed_packages = re.findall(

doc/MANUAL.md

@@ -215,7 +215,7 @@ in the Input section.
 ## Limitations
 
 The last release of this tool to support python 2.7 is 0.3.1.  Please use
-python 3.6+ for development and future versions.  Linux and Windows are
+python 3.7+ for development and future versions.  Linux and Windows are
 supported, as is usage within cygwin on windows.
 
 This tool does not scan for all possible known public vulnerabilities, it only

setup.py

@@ -37,7 +37,6 @@
         "License :: OSI Approved :: GNU General Public License (GPL)",
         "Natural Language :: English",
         "Operating System :: OS Independent",
-        "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",