Organize and fix imports.
# limitations under the License.
import collections
-import itertools
-import matplotlib.pyplot as plt
-import numpy as np
import os
+import struct
+import tempfile
+
+import numpy as np
import pandas as pd
import pytest
-import random
-from stochastic import stochastic
-import struct
+
from scipy import stats
-import tempfile
-import time
import bayeslite
+
from bayeslite import read_pandas
from bayeslite.backends.loom_backend import LoomBackend
