import pandas as pd

import plotly.express as px

data1 = {
    'Date': ['2024-01-01', '2024-01-02'],
    'Product': ['A', 'B'],
    'Sales': [100, 150]
}
df1 = pd.DataFrame(data1)

data2 = {
    'Date': ['2024-02-01', '2024-02-02'],
    'Product': ['A', 'B'],
    'Sales': [120, 130]
}
df2 = pd.DataFrame(data2)
merged_df = pd.concat([df1, df2], ignore_index=True)
print(merged_df)

merged_df = pd.concat([df1, df2], axis=1)
print(merged_df)