bf3_18.py

def plot_map_gif(year):
    filterdata = data[data.year == year]
    df = pd.DataFrame()
    df['lat'] = pd.to_numeric(filterdata['latitude'], errors='coerce')
    df['long'] = pd.to_numeric(filterdata['longitude '], errors='coerce')
    df = df.dropna()
    
    fig = plt.figure(figsize=(20,10))
    plt.rcParams.update({'font.size': 20})

    wmap = Basemap(projection='mill', llcrnrlat = -90, urcrnrlat = 90, llcrnrlon = -180, urcrnrlon = 180, resolution='c')
    wmap.drawcoastlines()

    latarray = np.array(df['lat'])
    longarray = np.array(df['long'])

    wmap.scatter(longarray, latarray,  latlon=True, color='lime', s=20)
    plt.title(('Reported UFO Sightings: ' + str(year)))
    

    fig.canvas.draw()
    image = np.frombuffer(fig.canvas.tostring_rgb(), dtype='uint8')
    image  = image.reshape(fig.canvas.get_width_height()[::-1] + (3,))

    return image