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# franktoffel/Python-Christmas-tree.py

Last active Dec 20, 2019
Draw a minimalist Christmas tree with Python and their awesome libraries
 # coding: utf-8 """ Draw a minimalist Christmas tree with Python and their awesome libraries. Code inspired by a StackEchange post and the Christmas spirit. http://codegolf.stackexchange.com/questions/15860/make-a-scalable-christmas-tree/16358#16358 Author: Franz Navarro - CAChemE.org License: MIT Dependencies: Python, NumPy, matplotlib """ import matplotlib as mpl from mpl_toolkits.mplot3d import Axes3D import numpy as np import matplotlib.pyplot as plt # Calculate spiral coordinates for the Xmas tree theta = np.linspace(-8 * np.pi, 8 * np.pi, 200) z = np.linspace(-3, 0, 200) r = 5 x = r * np.sin(theta)*z y = r * np.cos(theta)*z # Use matplotib and its OOP interface to draw it fig = plt.figure() # Create figure ax = fig.gca(projection='3d') # It's a 3D Xmas tree! ax.view_init(15, 0) # Set a nice view angle ax._axis3don = False # Hide the 3d axes # Plot the Xmas tree as a line ax.plot(x, y, z, c='green', linewidth=2.5) # Every Xmas tree needs a star ax.scatter(0, 0, 0.2, c='red', s=250, marker='*') # Type here your best whishes ax.set_title(u"¡Feliz Navidad!") plt.show()