Add __init__ contents back

Author: Dan Hertz

README.md

@@ -20,8 +20,7 @@ Make a new [API Token](https://app.nightfall.ai/api/) in Nightfall and store the
 ```python
 import os
 
-from nightfall.api import Nightfall
-from nightfall.detection_rules import Confidence, DetectionRule, Detector
+from nightfall import Confidence, DetectionRule, Detector, Nightfall
 
 nightfall = Nightfall(os.getenv('NIGHTFALL_API_KEY'))
 

nightfall/__init__.py

@@ -0,0 +1,14 @@
+"""
+nightfall module
+~~~~~~~~~~~~~~~~
+    This module provides an SDK for Nightfall.
+    :copyright: (c) 2021 Nightfall
+    :license: MIT, see LICENSE for more details.
+"""
+from .api import Nightfall
+from .detection_rules import (Regex, WordList, Confidence, ContextRule, MatchType, ExclusionRule, MaskConfig,
+                              RedactionConfig, Detector, LogicalOp, DetectionRule)
+from .findings import Finding, Range
+
+__all__ = ["Nightfall", "Regex", "WordList", "Confidence", "ContextRule", "MatchType", "ExclusionRule", "MaskConfig",
+           "RedactionConfig", "Detector", "LogicalOp", "DetectionRule", "Finding", "Range"]