%matplotlib inline
import numpy as np
import matplotlib.pyplot as plt

# use seaborn plotting defaults
# If this causes an error, you can comment it out.
import seaborn as sns
sns.set()

from fig_code import sample_light_curve
t, y, dy = sample_light_curve()

plt.errorbar(t, y, dy, fmt='o')
plt.gca().invert_yaxis();

plt.errorbar(t % 1, y, dy, fmt='o')
plt.gca().invert_yaxis();

t, y, dy = sample_light_curve(phased=False)
plt.errorbar(t, y, dy, fmt='o');