diff --git a/pycbc/events/stat.py b/pycbc/events/stat.py
index c1cd9912c7b..786ac60a7e6 100644
--- a/pycbc/events/stat.py
+++ b/pycbc/events/stat.py
@@ -2303,10 +2303,12 @@ def check_low_latency(self, key):
             if 'dq_segments' not in ifo_grp.keys():
                 # if segs are not in file, we must be in LL
                 if self.dq_state_segments is not None:
-                    raise ValueError('Either all dq stat files must have segments or none')
+                    raise ValueError(
+                        'Either all dq stat files must have segments or none')
                 self.low_latency = True
             elif self.low_latency:
-                raise ValueError('Either all dq stat files must have segments or none')
+                raise ValueError(
+                    'Either all dq stat files must have segments or none')
 
     def assign_template_bins(self, key):
         """
diff --git a/pycbc/frame/frame.py b/pycbc/frame/frame.py
index e7f2d0296ec..bea7386418a 100644
--- a/pycbc/frame/frame.py
+++ b/pycbc/frame/frame.py
@@ -924,7 +924,7 @@ def flag_at_times(self, start_time, duration, times, padding=0):
         e = s + int((duration + padding) * sr) + 1
 
         # find samples when iDQ FAP is below threshold and state is valid
-        idq_fap = self.idq.raw_buffer[s:e]        
+        idq_fap = self.idq.raw_buffer[s:e]
         low_fap = idq_fap.numpy() <= self.threshold
         idq_valid = self.idq_state.raw_buffer[s:e]
         idq_valid = idq_valid.numpy().astype(bool)