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import pandas as pd
# Create a sample DataFrame
data = {'A': [1, 2, 3], 'B': [4, 5, 6], 'C': [7, 8, 9]}
df = pd.DataFrame(data)
# Sum along axis=0 (column-wise)
column_sum = df.sum(axis=0)
print("Column-wise sum:")
print(column_sum)
# Sum along axis=1 (row-wise)
row_sum = df.sum(axis=1)
print("Row-wise sum:")
print(row_sum)