Base: expose enum NumberFormat to Python

src/Base/QuantityPy.xml

@@ -51,7 +51,7 @@ Quantity(string) -- arbitrary mixture of numbers and chars defining a Quantity
           Following parameters are allowed:
           getValueAs('m/s')  # unit string to parse
           getValueAs(2.45,1) # translation value and unit signature
-          getValueAs(FreeCAD.Units.Pascal) # predefined standard units 
+          getValueAs(FreeCAD.Units.Pascal) # predefined standard units
           getValueAs(Qantity('N/m^2')) # a quantity
           getValueAs(Unit(0,1,0,0,0,0,0,0)) # a unit
         </UserDocu>