Auto merge of barosl#138 - edunham:newflake8, r=jdm

remove bare excepts for flake8

Bandaid for the bug which was hit in servo#133

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homu/main.py

@@ -1303,7 +1303,7 @@ def fetch_mergeability(mergeable_que):
 
             state.set_mergeable(mergeable, que=False)
 
-        except:
+        except Exception:
             print('* Error while fetching mergeability')
             traceback.print_exc()
 
@@ -1336,7 +1336,7 @@ def check_timeout(states, queue_handler):
 
                         queue_handler()
 
-        except:
+        except Exception:
             print('* Error while checking timeout')
             traceback.print_exc()
 

homu/server.py

@@ -695,7 +695,7 @@ def sync_repo(repo_label, g):
             synchronize(repo_label, g.repo_cfgs[repo_label], g.logger, g.gh,
                         g.states, g.repos, g.db, g.mergeable_que,
                         g.my_username, g.repo_labels)
-        except:
+        except Exception:
             print('* Error while synchronizing {}'.format(repo_label))
             traceback.print_exc()
             raise