pandas list comprehension
# Subtract 1 from row, for each row in df.year
df['previous_year'] = [row-1 for row in df['year']]pandas list comprehension
# Subtract 1 from row, for each row in df.year
df['previous_year'] = [row-1 for row in df['year']]comprehension list iloc pandas
df['col2'] = [int(x) for x in df['col1']]Copyright © 2021 Codeinu
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