#Comparison
a = pd.Series(['1','2','3'])
b = pd.Series([['1','a','b'],['we','po'],['qwe','3']])

# map(function, iterable, ...) - function is applied over each element in iterable
# lambda arguments : expression - expression is executed over arguments and returned. ANONYMOUS FUNCTION

#
list(map(lambda x : x[0] in x[1]     # The lambda fucuntion takes in the tuple in this case and perform the function in the
         ,zip(a,b)))                 # Here we zip the series a and b creating a list of tuples.
                                     # Each of these tuples is passed to the lambda function which applies its expression onthe args.