Address exception when there is no key-value in I line in MS1/MS2 (#149)

levitsky · Apr 25, 2024 · e97ea6a · e97ea6a
1 parent a2dc74d
commit e97ea6a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/pyteomics/ms1.py b/pyteomics/ms1.py
@@ -144,7 +144,7 @@ def _handle_S(self, line, sline, params):
             params['precursor m/z'] = float(sline[3])
 
     def _handle_I(self, line, sline, params):
-        params[sline[1]] = sline[2]
+        params[sline[1]] = sline[2] if len(sline) > 2 else ''
 
     def _handle_Z(self, line, sline, params):
         params.setdefault('charge', []).append(float(sline[1]))