error in running script

[istvanv-telenav]

Hi can you give me any hints on what i should do with this error.
Thanks

Replication URL http://planet.osm.org/replication/day/000/001/946.osc.gz

100% [........................................................................] 65459803 / 65459803# Processing istvanv_telenav's changes
./osmfilter: 1: ./osmfilter: Syntax error: "(" unexpected
Traceback (most recent call last):
File "get_edits.py", line 74, in
if os.path.getsize('{}.osm'.format(user)) > 200 :
File "/usr/lib/python2.7/genericpath.py", line 57, in getsize
return os.stat(filename).st_size
OSError: [Errno 2] No such file or directory: