src: Set exe_name to 'newlang' unconditionally

src/newlang/__main__.py

@@ -4,4 +4,4 @@
 
 import newlang.main
 
-newlang.main.wait_main("python3 -m newlang")
+newlang.main.wait_main()

src/newlang/main.py

@@ -30,11 +30,10 @@ def run_file(file, log_level=log.NORMAL):
     return 0
 
 
-def main(exe_name):
+def main():
     args = sys.argv
     log_level = os.getenv("NEWLANG_LOG_LEVEL")
-    if exe_name is None:
-        exe_name = args[0]
+    exe_name = "newlang"
     if len(args) != 2:
         print("Usage: %s FILENAME" % (exe_name))
         return 1
@@ -45,9 +44,9 @@ def unexpected_exit():
     input("Unexpected exit. Press any key to continue.")
 
 
-def wait_main(exe_name):
+def wait_main():
     port.atexit_register_one(unexpected_exit)
-    code = main(exe_name)
+    code = main()
     port.atexit_unregister()
     input("Exited with code %s. Press any key to continue." % (code))
     sys.exit(code)