QuantityInfo¶
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class
astropy.units.quantity.
QuantityInfo
(bound=False)[source] [edit on github]¶ Bases:
astropy.units.quantity.QuantityInfoBase
Container for meta information like name, description, format. This is required when the object is used as a mixin column within a table, but can be used as a general way to store meta information.
Methods Summary
new_like
(cols, length[, metadata_conflicts, …])Return a new Quantity instance which is consistent with the input cols
and haslength
rows.Methods Documentation
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new_like
(cols, length, metadata_conflicts='warn', name=None)[source] [edit on github]¶ Return a new Quantity instance which is consistent with the input
cols
and haslength
rows.This is intended for creating an empty column object whose elements can be set in-place for table operations like join or vstack.
Parameters: - cols : list
List of input columns
- length : int
Length of the output column object
- metadata_conflicts : str (‘warn’|’error’|’silent’)
How to handle metadata conflicts
- name : str
Output column name
Returns: - col : Quantity (or subclass)
Empty instance of this class consistent with
cols
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