Merge pull request vlachoudis#1488 from bosd/master

Fix opencv-python version, with conditional formatting to point python 2.7 to the last supported version

setup.py

@@ -1,10 +1,15 @@
 from setuptools import setup, find_packages
-
+import sys #added for python2 support
 print("Running bCNC setup...")
 
 with open("README.md", "r") as fh:
 	long_description = fh.read()
 
+if sys.version_info[0] >= 3:
+	opencv_version = '4.4.0.46' # Recent version for Puthon 3
+else: #python version lower then 3 compatability
+	opencv_version ='4.2.0.32' # use the last opencv version for python 2.7
+
 setup(
 	name = "bCNC",
 	version = "0.9.14.308",
@@ -27,7 +32,7 @@
 		"pyserial<=3.0.1 ; sys_platform == 'win32'",
 		'numpy>=1.12',
 		'Pillow>=4.0',
-		'opencv-python==4.2.0.32 ; ("arm" not in platform_machine) and ("aarch64" not in platform_machine)',	#Note there are no PyPI OpenCV packages for ARM (Raspberry PI, Orange PI, etc...)
+		'opencv-python==%s ; ("arm" not in platform_machine) and ("aarch64" not in platform_machine)' % (opencv_version),	#Note there are no PyPI OpenCV packages for ARM (Raspberry PI, Orange PI, etc...)
 	],
 
 	entry_points = {