IsSingleValue#
- class IsSingleValue[source]#
Check if there are columns which have only a single unique value in all rows.
- Parameters
- columnsUnion[Hashable, List[Hashable]] , default: None
Columns to check, if none are given checks all columns except ignored ones.
- ignore_columnsUnion[Hashable, List[Hashable]] , default: None
Columns to ignore, if none given checks based on columns variable.
- ignore_nanbool, default True
Whether to ignore NaN values in a column when counting the number of unique values.
- n_samplesint , default: 10_000_000
number of samples to use for this check.
- random_stateint, default: 42
random seed for all check internals.
- __init__(columns: Optional[Union[Hashable, List[Hashable]]] = None, ignore_columns: Optional[Union[Hashable, List[Hashable]]] = None, ignore_nan: bool = True, n_samples: int = 10000000, random_state: int = 42, **kwargs)[source]#
- __new__(*args, **kwargs)#
Methods
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Add new condition function to the check. |
Add condition - no column contains only a single value. |
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Remove all conditions from this check instance. |
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Run conditions on given result. |
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Return check configuration (conditions' configuration not yet supported). |
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Return check object from a CheckConfig object. |
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Deserialize check instance from JSON string. |
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Return check metadata. |
Name of class in split camel case. |
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Return parameters to show when printing the check. |
Remove given condition by index. |
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Run check. |
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Run check. |
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Serialize check instance to JSON string. |