Answers for "how to write max value of column in dataframe"

minimum and max value in all columns pandas

#for multiple columns 
min_vals = df[["A","B","C"]].min() #can add how much ever columns
max_vals = df[["D","E","F"]].max() #can add how much ever columns

#for single column
min_val = df["Column"].min() 
max_val = df["Column"].max() 

#to refer to all columns
min_val = df[:].min() 
max_val = df[:].max()

get max value column pandas

max_value_column = df["column_name"].max()

max value pandas

DataFrame.nlargest(n, columns, keep='first')
#.max() only presents the value, while this solution prints the entire info