Update hello.py in anaconda container

Author: qubitron

containers/python-3-anaconda/test-project/hello.py

@@ -0,0 +1,18 @@
+#%%
+import matplotlib
+import matplotlib.pyplot as plt
+import numpy as np
+
+# Data for plotting
+t = np.arange(0.0, 2.0, 0.01)
+s = 1 + np.sin(2 * np.pi * t)
+
+fig, ax = plt.subplots()
+ax.plot(t, s)
+
+ax.set(xlabel='time (s)', ylabel='voltage (mV)',
+       title='About as simple as it gets, folks')
+ax.grid()
+
+fig.savefig("test.png")
+plt.show()