Add __init__.py to make data_hacks a package.

data_hacks/__init__.py

@@ -0,0 +1,41 @@
+# -*- coding: utf-8 -*-
+from __future__ import absolute_import
+from data_hacks.bar_chart import run as bar_chart
+from data_hacks import histogram as hist
+
+
+class BarChartOpt(object):
+    def __init__(
+            self, agg_value_key=False, agg_key_value=False, sort_keys=True,
+            sort_values=False, reverse_sort=False, numeric_sort=False,
+            percentage=False, dot="∎"):
+        self.agg_value_key = agg_value_key
+        self.agg_key_value = agg_key_value
+        self.sort_keys = sort_keys
+        self.sort_values = sort_values
+        self.reverse_sort = reverse_sort
+        self.numeric_sort = numeric_sort
+        self.percentage = percentage
+        self.dot = dot
+
+class HistogramOpt(object):
+    def __init__(
+            self, agg_value_key=False, agg_key_value=False, min=None,
+            max=None, buckets=None, logscale=False, custbuckets=None,
+            mvsd=True, format="%10.4f", percentage=False, dot="∎"):
+        self.agg_value_key = agg_value_key
+        self.agg_key_value = agg_key_value
+        self.min = min
+        self.max = max
+        self.buckets = buckets
+        self.logscale = logscale
+        self.custbuckets = custbuckets
+        self.mvsd = mvsd
+        self.format = format
+        self.percentage = percentage
+        self.dot = dot
+
+
+def histogram(stream, options):
+    hist.histogram(hist.load_stream(
+        stream, options.agg_value_key, options.agg_key_value), options)