lsst.afw.table._schemaMapper Namespace Reference

Classes
class	SchemaMapper

Functions
	makeSchemaMapper (input, output, mappings)

Function Documentation

makeSchemaMapper()

lsst.afw.table._schemaMapper.makeSchemaMapper	(		input,
			output,
			mappings )

Build a mapper from two Schemas and the mapping between them.
For pickle support.

Parameters
----------
input : `lsst.afw.table.Schema`
    The input schema for the mapper.
output : `lsst.afw.table.Schema`
    The output schema for the mapper.
mappings : `dict` [`lsst.afw.table.Key`, `lsst.afw.table.Key`]
    The mappings to define between the input and output schema.

Returns
-------
mapper : `lsst.afw.table.SchemaMapper`
    The constructed SchemaMapper.

Definition at line 138 of file _schemaMapper.py.

def makeSchemaMapper(input, output, mappings):
    """Build a mapper from two Schemas and the mapping between them.
    For pickle support.
 
    Parameters
    ----------
    input : `lsst.afw.table.Schema`
        The input schema for the mapper.
    output : `lsst.afw.table.Schema`
        The output schema for the mapper.
    mappings : `dict` [`lsst.afw.table.Key`, `lsst.afw.table.Key`]
        The mappings to define between the input and output schema.
 
    Returns
    -------
    mapper : `lsst.afw.table.SchemaMapper`
        The constructed SchemaMapper.
    """
    mapper = SchemaMapper(input, output)
    for key, value in mappings.items():
        mapper.addMapping(key, value)
    return mapper