"""
Goal/purpose: This is a debugging exercise to be solved in class. 

This program attempts to draw a small circle, but the lines of code are not 
in the correct order. Please fix this.

Author: George Gollin

File: unit05_in_class_warmup.py 

Date: February 5, 2017

Physics 298 owl, University of Illinois at Urbana-Champaign

"""

import numpy as np                                        # 1
ax.set_title("Here is a nice circle")                     # 2
fig = plt.figure()                                        # 3
ax = fig.gca()                                            # 4
x = r * np.cos(ThetaArray)                                # 5
ThetaArray = np.linspace(0, 2*np.pi, 100, endpoint=True)  # 6
y = r * np.sin(ThetaArray)                                # 7
ax.set_aspect("equal")                                    # 8
ax.plot(x,y)                                              # 9
ax.set_xlabel("x")                                        # 10
ax.set_ylabel("y")                                        # 11
r = 10.                                                   # 12
import matplotlib.pyplot as plt                           # 13
print("all done!")                                        # 14