Find the value of pi using Monte Carlo sampling

Pi.py

from random import random
from math import pow, sqrt

#set the number of trials that will be run to calculate pi
trial=10000000
hits=0.0
throws=0.0

# Monte Carlo step

# Create a circle, split into 4 quadrents, with radius = 1
# Calculate ratio of points that fall inside circle quadrent and outside circle quadrent to get pi
for i in range(1,trial):
    x=random()
    y=random()
    location=sqrt(pow(x, 2)+pow(y,2))
    if location<=1:
        hits+=1
        throws+=1
    else:
        throws+=1

ratio=hits/throws

pi=ratio*4
print (pi)