Dios Methods and Properies
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Methods
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- `copy()`
- `copy_empty()`
- `all()`
- `any()`
- `squeeze()`
- `to_df()`
- `to_string()`
- `apply()`
- `astype()`
- `isin()`
- `isna()`
- `notna()`
- `dropna()`
- `memory_usage()`
- `index_of()`
- `in`
- `is`
- `len(Dios)`

TODO: make brief description table


Properties
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- columns
- indexes (series of indexes of all series's)
- lengths (series of lengths of all series's)
- values (not fully pd-like - np.array of series's values)
- dtypes
- itype  (see section Itype)
- empty 
- size

TODO: make brief description table