import numpy as np
import matplotlib.pyplot as plt

def cannabola(theta):
    return (1+np.sin(theta))*(1-0.9*abs(np.sin(4*theta)))*(0.9+0.05*np.cos(200*theta))

def plot_polar():
    start=0
    end=2*np.pi
    theta = np.linspace(start, end, 1000)
    r = list(map(cannabola, theta))
    ax = plt.subplot(111, polar=True)
    ax.plot(theta, r,color="green")
    ax.set_rticks([])
    ax.grid(True)
    plt.show()

plot_polar()