Address last of fomo\'s comments, related to pinner logging, cleanup ipfs module

skynet/ipfs/__init__.py

@@ -24,7 +24,7 @@ class AsyncIPFSHTTP:
             raise IPFSClientException(resp.text)
 
         return resp.json()
-#!/usr/bin/python
+
     async def add(self, file_path: Path, **kwargs):
         files = {
             'file': (file_path.name, file_path.open('rb'))

skynet/ipfs/pinner.py

@@ -1,6 +1,4 @@
 import logging
-import traceback
-
 from datetime import datetime, timedelta
 
 import trio
@@ -117,8 +115,7 @@ class SkynetPinner:
                         n.start_soon(self.task_pin, cid)
 
                 except OSError:
-                    # TODO, use `logging.exception()` here instead ??
-                    traceback.print_exc()
+                    logging.exception('OSError while trying to pin?')
 
                 except KeyboardInterrupt:
                     break