multi-colour gradient

import numpy as np

def hex_to_rgb(hex_color):
    hex_color = hex_color.lstrip("#")
    return tuple(int(hex_color[i:i+2], 16) for i in (0, 2, 4))

def generate_linear_gradient_text(sentence, start_hex, end_hex):
    start_rgb = hex_to_rgb(start_hex)
    end_rgb = hex_to_rgb(end_hex)
    num_colors = len(sentence)

    r_values = np.linspace(start_rgb[0], end_rgb[0], num_colors, dtype=int)
    g_values = np.linspace(start_rgb[1], end_rgb[1], num_colors, dtype=int)
    b_values = np.linspace(start_rgb[2], end_rgb[2], num_colors, dtype=int)

    return "".join(
        f"[COLOR=rgb({r},{g},{b})]{char}[/COLOR]"
        for char, r, g, b in zip(sentence, r_values, g_values, b_values)
    )

sentence = "gradient text"
start_hex = "#00FFC8"
end_hex = "#C800FF"

colored_text = generate_linear_gradient_text(sentence, start_hex, end_hex)
print(colored_text)