Fixing lint errors

scripts/services/results_service.py

@@ -29,4 +29,4 @@ def send_results(results, url):
         headers={'content-type': 'application/json'}
     )
     req.get_method = lambda: 'PATCH'
-    response = urllib.request.urlopen(req)
+    urllib.request.urlopen(req)

scripts/utilities/file_utils.py

@@ -15,7 +15,7 @@ def get_job_args(file_path):
 
         # get the job arguments.
         return job['args'][0]['arguments'][0];
-    except Exception as e:
+    except IOError as e:
         sys.exit("Failed to get job arguments: " + str(e))
 
 
@@ -24,7 +24,7 @@ def write_file(file_path, data):
         filehandle = open(file_path, 'w')
         filehandle.write(data)
         filehandle.close()
-    except Exception as e:
+    except IOError as e:
         sys.exit("Failed to write file: " + str(e))
 
 
@@ -34,5 +34,5 @@ def read_file(file_path):
         data = f.read()
         f.close()
         return data
-    except Exception as e:
+    except IOError as e:
         sys.exit("Failed to read file: " + str(e))