default_cosmology¶
-
class
astropy.cosmology.
default_cosmology
[source]¶ Bases:
astropy.utils.state.ScienceState
The default cosmology to use. To change it:
>>> from astropy.cosmology import default_cosmology, WMAP7 >>> with default_cosmology.set(WMAP7): ... # WMAP7 cosmology in effect ... pass
Or, you may use a string:
>>> with default_cosmology.set('WMAP7'): ... # WMAP7 cosmology in effect ... pass
Methods Summary
Return a cosmology instance from a string.
validate
(value)Validate the value and convert it to its native type, if necessary.
Methods Documentation