Update linear_discriminant_analysis.py

Author: rohan472000

Diff for: machine_learning/linear_discriminant_analysis.py

@@ -399,7 +399,7 @@ def main():
         if input("Press any key to restart or 'q' for quit: ").strip().lower() == "q":
             print("\n" + "GoodBye!".center(100, "-") + "\n")
             break
-        system("cls" if name == "nt" else "clear")
+        system('clear' if os.name == 'posix' else 'cls')
 
 
 if __name__ == "__main__":