GammaCatResourceIndex

class gammapy.catalog.GammaCatResourceIndex(resources)

Bases: object

Resource index for gamma-cat.

Parameters:

resources : list

List of GammaCatResource objects

Attributes Summary

global_ids	List of global resource IDs (list of str).
unique_reference_ids	Sorted list of unique source IDs (list of str).
unique_source_ids	Sorted list of unique source IDs (list of int).

Methods Summary

from_list(data)	Create from list of dicts.
from_pandas(dataframe)	Create from pandas.DataFrame.
from_table(table)	Create from Table.
query(*args, **kwargs)	Query to select subset of resources.
sort()	Return a sorted copy (leave self unchanged).
to_list()	Convert to list of dict.
to_pandas()	Convert to pandas.DataFrame.
to_table()	Convert to Table.

Attributes Documentation

global_ids

List of global resource IDs (list of str).

In original order, not sorted.

unique_reference_ids

Sorted list of unique source IDs (list of str).

unique_source_ids

Sorted list of unique source IDs (list of int).

Methods Documentation

classmethod from_list(data)

Create from list of dicts.

classmethod from_pandas(dataframe)

Create from pandas.DataFrame.

classmethod from_table(table)

Create from Table.

query(*args, **kwargs)

Query to select subset of resources.

Calls pandas.DataFrame.query and passes arguments to that method.

Examples

>>> resource_index = GammaCatResourceIndex(...)
>>> resource_index2 = resource_index.query('type == "sed" and source_id == 42')

sort()

Return a sorted copy (leave self unchanged).

to_list()

Convert to list of dict.

to_pandas()

Convert to pandas.DataFrame.

to_table()

Convert to Table.