Update app.py

app.py

@@ -8,7 +8,7 @@ def MatchLOINC(name):
     import pandas as pd
     basedir = os.path.dirname(__file__)
     data = pd.read_csv(f'LoincTableCore.csv')     # LOINC Download https://loinc.org/downloads/
-    swith=data.loc[df['COMPONENT'].str.contains(name, case=False)]
+    swith=data.loc[data['COMPONENT'].str.contains(name, case=False)]
     #swith = data[data['COMPONENT'].str.match(name)]
     return swith