Removed default argument

Author: radarhere

setup.py

@@ -22,7 +22,7 @@
 from setuptools import Extension, setup
 from setuptools.command.build_ext import build_ext
 
-ParallelCompile("MAX_CONCURRENCY", default=0).install()
+ParallelCompile("MAX_CONCURRENCY").install()
 
 
 def get_version() -> str: