run.py (301B)
1 # standard imports 2 import os 3 4 5 class Filter: 6 7 def __init__(self, run_dir): 8 self.run_dir = run_dir 9 self.fp = os.path.join(run_dir, 'block') 10 11 12 def filter(self, conn, block): 13 f = open(self.fp, 'w') 14 f.write(str(block.number)) 15 f.close() 16 return False