Added SNS Histogram node.

__init__.py

@@ -106,6 +106,7 @@ from .modules.pandas_wrapper.pandas_vertical_concat import PandasVerticalConcat
 from .modules.pandas_wrapper.pandas_vertical_split import PandasVerticalSplit
 from .modules.pandas_wrapper.pandas_xs import PandasXs
 from .modules.seaborn_wrapper.sns_bar import SNSBar
+from .modules.seaborn_wrapper.sns_histogram import SNSHistogram
 from .modules.seaborn_wrapper.sns_line import SNSLine
 from .modules.seaborn_wrapper.sns_scatter import SNSScatter
 T = TypeVar("T")
@@ -223,6 +224,7 @@ NODE_CLASS_MAPPINGS: Dict[str, Type[T]] = {
     "PandasVerticalSplit": PandasVerticalSplit,
     "PandasXs": PandasXs,
     "SNSBar": SNSBar,
+    "SNSHistogram": SNSHistogram,
     "SNSLine": SNSLine,
     "SNSScatter": SNSScatter,
 }
@@ -340,6 +342,7 @@ NODE_DISPLAY_NAME_MAPPINGS: Dict[str, str] = {
     "PandasVerticalSplit": "Pandas Vertical Split",
     "PandasXs": "Pandas Xs",
     "SNSBar": "SNS Bar Chart",
+    "SNSHistogram": "SNS Histogram",
     "SNSLine": "SNS Line Plot",
     "SNSScatter": "SNS Scatter Plot",
 }