import pandas as pd
pd.set_option('display.max_columns', 3)
df = pd.DataFrame({'A': range(100),
'B': range(100),
'C': range(100),
'D': range(100),
'E': range(100),
'F': range(100),
'G': range(100),
'H': range(100),
'I': range(100),
'J': range(100)})
print(df)