Answers for "apply in dataframe python"

3

pandas apply function to each row lambda

def EOQ(D,p,ck,ch):
    Q = math.sqrt((2*D*ck)/(ch*p))
    return Q
ch=0.2
ck=5
df['Q'] = df.apply(lambda row: EOQ(row['D'], row['p'], ck, ch), axis=1)
df
Posted by: Guest on August-23-2020
2

pandas apply function to dataframe

# iterate using this syntax where df is the pandas.DataFrame
# N. B.: a single tuple is composed by the row index 
# and the values of the dataframe columns  

for row in df.itertuples():
  # do your stuff here
Posted by: Guest on May-12-2021

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