1  import ast
       2  import sys
       3  import time
       4  
       5  from pegen.testutil import print_memstats
       6  
       7  
       8  def main() -> None:
       9      t0 = time.time()
      10      for filename in sys.argv[1:]:
      11          print(filename, end="\r")
      12          try:
      13              with open(filename) as file:
      14                  source = file.read()
      15              tree = ast.parse(source, filename)
      16          except Exception as err:
      17              print(f"{filename}: {err.__class__.__name__}: {err}", file=sys.stderr)
      18      tok = None
      19      t1 = time.time()
      20      dt = t1 - t0
      21      print(f"Parsed in {dt:.3f} secs", file=sys.stderr)
      22      print_memstats()
      23  
      24  
      25  if __name__ == "__main__":
      26      main()