the command line is always showing me this problem when I am trying to start spark. I tried to run it from Jupiter notebook and from command line. it gives the same problem.
Unable to get Charset 'cp720' for property 'sun.stdout.encoding', using default windows-1256 and continuing.
WARN NativeCodeLoader: Unable to load native-hadoop library for your platform.
ERROR SparkContext: Error initializing SparkContext.