import matplotlib.pyplot as plt
import pandas as pd

data = {
    'X': [1, 2, 3, 4, 5],
    'Y': [10, 15, 20, 25, 30],
    'BubbleSize': [100, 200, 300, 400, 500]
}
df = pd.DataFrame(data)
plt.scatter('X', 'Y', s='BubbleSize', alpha=0.5, data=df)
plt.xlabel('X')
plt.ylabel('Y')
plt.title('Bubble Plot with Matplotlib')
plt.show()

import matplotlib.pyplot as plt

series1 = {'x': [1, 2, 3], 'y': [10, 20, 30], 'sizes': [100, 200, 300], 'label': 'Series 1'}
series2 = {'x': [3, 3, 4], 'y': [15, 25, 35], 'sizes': [150, 125, 50], 'label': 'Series 2'}
series3 = {'x': [2, 8, 2], 'y': [12, 19, 12], 'sizes': [250, 150, 95], 'label': 'Series 3'}
series4 = {'x': [6, 8, 14], 'y': [15, 12, 13], 'sizes': [250, 50, 145], 'label': 'Series 4'}
series5 = {'x': [7, 3, 12], 'y': [1, 15, 15], 'sizes': [250, 350, 165], 'label': 'Series 5'}
fig, ax = plt.subplots()
ax.scatter(series1['x'], series1['y'], s=series1['sizes'], alpha=0.5, label=series1['label'])
ax.scatter(series2['x'], series2['y'], s=series2['sizes'], alpha=0.5, label=series2['label'])
ax.scatter(series3['x'], series3['y'], s=series3['sizes'], alpha=0.5, label=series3['label'])
ax.scatter(series4['x'], series4['y'], s=series4['sizes'], alpha=0.5, label=series4['label'])
ax.scatter(series5['x'], series5['y'], s=series5['sizes'], alpha=0.5, label=series5['label'])
ax.set_xlabel('X Axis')
ax.set_ylabel('Y Axis')
ax.set_title('Bubble Chart with Multiple Series')
ax.legend()
plt.show()