Module validation 

Validation utilities for time series module

Provides centralized validation functions for parameters and data

Functions

check_array_length

Validate that an array has sufficient length

check_in_range

Validate that a value is in a given range

check_no_missing

Check if array has no missing values

check_non_negative

Validate that a value is non-negative

check_positive

Validate that a value is positive

check_probability

Validate that a value is in range [0, 1]

check_same_length

Validate that two arrays have the same length

check_stationarity_basic

Check if array is stationary (basic check)

validate_arima_orders

Validate ARIMA orders

validate_forecast_horizon

Validate forecast horizon

validate_lag

Validate lag for time series operations

validate_seasonal_arima_orders

Validate seasonal ARIMA orders

validate_window_size

Validate window size for rolling operations