Fix for #125 , where dictionary fields associated with "Aktien" are parsed with locale "en", and "Anteile", "Gebühr", "Steuer", "Steuern" are parsed with locale "de".
Also removes an unused import and handles a theoretical None case for event.value: Optional[float]
Fix for #125 , where dictionary fields associated with "Aktien" are parsed with locale "en", and "Anteile", "Gebühr", "Steuer", "Steuern" are parsed with locale "de". Also removes an unused import and handles a theoretical None case for event.value: Optional[float]