all error handling in place.  no error handling for pyccd.inputs, as this should raise exceptions on data query timeouts.
all error handling in place.  no error handling for pyccd.inputs, as this should raise exceptions on data query timeouts.


Former-commit-id: e85b935e78b7b0d669a6cd1436c111ebade9c985
USGS-EROS/lcmap-firebird,USGS-EROS/lcmap-firebird