Create placeholder class for NormalizedDataManager

src/paxplot/__init__.py

@@ -1,2 +1,4 @@
+"""Paxplot modules"""
 from .core import pax_parallel, PaxFigure
 from .datasets import *
+from .data_managers import *

src/paxplot/data_managers/__init__.py

@@ -0,0 +1,2 @@
+"""Data managers for paxplot"""
+from .normalized import *

src/paxplot/data_managers/normalized.py

@@ -0,0 +1,21 @@
+"""Class for NormalizedDataManager"""
+
+
+class NormalizedDataManager():
+    """
+    Manages data and a normalized (between 0 and 1) representation of that same data 
+    """
+
+    def __init__(self):
+        self.true_data = []
+        self.normalized_data = []
+
+
+    def append(self, data=list):
+        """Append data to manager. Updates both the true and normalized data.
+
+        Args:
+            data (_type_, optional): _description_. Defaults to list.
+        """
+        self.true_data = data
+        self.normalized_data = data

testing/data_managers/test_normalized.py

@@ -0,0 +1,30 @@
+"""Tests for NormalizedDataManager"""
+
+import unittest
+import paxplot
+
+
+class NormalizedDataManagerTests(unittest.TestCase):
+    """Tests for NormalizedDataManager
+
+    Args:
+        unittest (_type_): _description_
+    """
+
+    def test_append_success(self):
+        """
+        Basic appending data
+        """
+        # Arrange
+        data = [
+            [0.0, 0.0],
+            [1.0, 1.0],
+            [2.0, 2.0]
+        ]
+        paxdataset = paxplot.data_managers.NormalizedDataManager()
+
+        # Act
+        paxdataset.append(data)
+
+        # Assert
+        self.assertEqual(paxdataset.true_data[0][0], 0.0)