Табулирование функции

from math import fabs, sin, cos, exp, sqrt
 
def factorial(n):
    if n == 1 or n == 0:
        fact = 1
    else:
        fact = n * factorial(n - 1)
    return fact
def sum(i):
    k = 0
    for i in range(5):
        x = x1
        for l in range(x2-x1):
            Sum = ((-1)**k)*((x)**k)/(factorial(k))
            k = k + 1
            x = x+1
    return Sum
 
def lead(x1):
    list = []
    for x1 in range (x2-x1):
        if fabs(x1) >= 1:
            k = (sin(x1) ** 2 + 1) / (cos(x1)  2 - e(x1))
        elif fabs(x1) < 1:
            k = 1 / (exp(x1) + 1)
    for l in range (0, 5)
        k*=(-1)**l*(x**k/factorial(k))
        x1 = x1 + 1
        y = ((2*k + 1)**2) - (2*k-1) + sqrt(k)
        list.append(y)
    return list
x1 = int(input("Enter starting x = "))
x2 = int(input("Enter ending x = "))
print("Amount of sqrt = " + str(len(lead(x1))))
print("Max = " + str(max(lead(x1))))
print("Min = " + str(min(lead(x1))))
for line in lead(x1):
    print(*str(line))
 
def lead(x1):
    list = []
    for x1 in range (x2-x1):
        if fabs(x1) >= 1:
            k = ((sin(x1)) ** 2 + 1) / ((cos(x1))**2 - exp(x1))
        elif fabs(x1) < 1:
            k = 1 / ((exp(x1))+1)
        x1 = x1 + 1
        y = ((2*k + 1)**2) - (2*k-1) + sqrt(k)
        list.append(y)
    return list
x1 = int(input("Enter starting x = "))
x2 = int(input("Enter ending x = "))
print("Amount of sqrt = " + str(len(lead(x1))))
print("Max = " + str(max(lead(x1))))
print("Min = " + str(min(lead(x1))))
for line in lead(x1):
    print(*str(line))