Changed if logic slightly

arc/job/adapters/qchem.py

@@ -340,7 +340,8 @@ def write_input_file(self) -> None:
             input_dict['job_type_1'] = 'freq'
             if self.irc_direction == 'forward':
                 irc_direction_value = 1
-            elif self.irc_direction == 'reverse':
+            else: # We assume that if it is not forward, then it must be reverse self.irc_direction == 'reverse' - 
+                  # this also fixes any CodeQL errors regarding the irc_direction_value not being defined
                 irc_direction_value = -1
             input_dict['job_type_2'] = f"\n\n@@@\n$molecule\nread\n$end\n$rem" \
                                         f"\n   JOBTYPE       rpath" \
@@ -431,7 +432,6 @@ def generate_qchem_scan_angles(self,start_angle: int, step: int) -> (int, int, i
                 # We will need to find the starting angle that when added by the step size will be 180
                 target_sum = 180
                 quotient = target_sum // step
-                remainder = target_sum % step
                 starting_number = target_sum - (quotient * step)
                 scan1_start = starting_number
                 scan1_end = 180