constants

qcelemental.constants = <qcelemental.physical_constants.context.PhysicalConstantsContext object>

CODATA physical constants set from NIST.

Parameters

context ({'CODATA2014', 'CODATA2018'}) – Origin of loaded data.

qcelemental.doi

The DOI of the current context.

Type

str

qcelemental.name

The name of the context (‘CODATA2014’)

Type

str

qcelemental.pc

Each physical constant is an entry in pc, where key is the lowercased string of the NIST name (or any alias) and the value is a Datum object with lbl the exact NIST name string, units, data value as Decimal object, and any uncertainty in the comment field.

Type

dict of Datum

qcelemental.raw_codata

A dictionary representation of the raw context data.

Type

Dict[str, Any]

qcelemental.year

The year the context was created.

Type

int