Why pyplot(matplotlib) is joining points randomly?

Question

Why is pyplot joining points randomly when I run this code?

def plot_date_value(single_data_frame):
    date_axis_data = []
    value_axis_data = []
    date_         


        

Answer 1

It connects the points in the order given. Your dates are not sorted.

Try changing the for loop to:

    for item in sorted(single_data_frame):