Exceptions can occur if fields are as Decimal or another non-float type.
E.g.
File "pgMapMatch\mapmatcher.py", line 932, in transProb
networkDist = self.distMatrix[n0, n2]+rr1['km']*frc1+rr2['km']*frc2
TypeError: unsupported operand type(s) for +: 'decimal.Decimal' and 'float'
Exceptions can occur if fields are as Decimal or another non-float type.
E.g.