import pandas as pd
# import mplfinance as mpf

def plot_ohlc_segment(data_segment):
    """
    Plots a segment of OHLC data using mplfinance.

    Parameters:
    - data_segment (pd.DataFrame): A DataFrame containing columns ['Open', 'High', 'Low', 'Close', 'Volume']
    """
    # Commenting out plotting functionality
    pass
    """
    # Ensure the DataFrame index is datetime for mplfinance
    data_segment = data_segment.copy()
    data_segment.index = pd.date_range(start='2024-01-01', periods=len(data_segment), freq='D')

    # Plot the candlestick chart
    mpf.plot(data_segment, type='candle', style='charles',
             volume=True, ylabel='Price', ylabel_lower='Volume',
             title="OHLC Segment", figsize=(10, 6))
    """