included bracket_remover() function

HF_processor.py

@@ -71,8 +71,13 @@ class FMEADataPipeline:
 
         # rewrite previous fmea
         self.fmea = pd.DataFrame(separated_rows)
-        self.fmea.to_excel('processed_fmea.xlsx', index=False)
-        return self.fmea
+
+    def bracket_remover(self):
+        columns = ['Component','Failure Mode', 'Failure Mechanism', 'Failure Cause','Failure Effect']
+
+        for col in columns:
+            if col in self.fmea.columns:
+                self.fmea[col] = self.fmea[col].str.replace(r"\s*\(.*?\)", "", regex=True).str.strip()    
     
     def column_matcher_21Jan(self):
         for code, sap in zip(self.fmea_code['fmea code'], [self.object_part, self.symptom, self.damage, self.cause]):