UserFunction.py

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Created on Sun May 12 12:33:27 2019

@author: nolte
"""

import numpy as np
from scipy import integrate
from matplotlib import pyplot as plt
import networkx as nx

def linfit(x,y):

    meanx = np.mean(x)
    meany = np.mean(y)
    meanxy = np.mean(x*y)
    meanx2 = np.mean(x**2)

    m = (meanxy - meanx*meany)/(meanx2 - meanx**2)
    b = meany - m*meanx

    return m, b