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| from numpy cimport (
| ndarray,
| uint8_t,
| )
|
|
| cpdef bint is_matching_na(object left, object right, bint nan_matches_none=*)
| cpdef bint check_na_tuples_nonequal(object left, object right)
|
| cpdef bint checknull(object val, bint inf_as_na=*)
| cpdef ndarray[uint8_t] isnaobj(ndarray arr, bint inf_as_na=*)
|
| cdef bint is_null_datetime64(v)
| cdef bint is_null_timedelta64(v)
| cdef bint checknull_with_nat_and_na(object obj)
|
| cdef class C_NAType:
| pass
|
| cdef C_NAType C_NA
|
|
