两比例z检验男女生还率

def solve():
    import pandas as pd
    import matplotlib.pyplot as plt
    from statsmodels.stats.proportion import proportions_ztest
    url = '____'
    df = pd.read_csv(____)
    f = df[df['____']=='____']
    m = df[df['____']=='____']
    z, p = proportions_ztest([f['____'].sum(),m['____'].sum()],[len(____),len(____)])
    print(____)
    print(____)
    print(____)
    plt.bar(['____','____'], [f['____'].mean(), m['____'].mean()], color=['____','____'], edgecolor='____')
    plt.ylabel(____); plt.title(____); plt.tight_layout(); plt.show()