Initial commit for visualization of gaps in marker data

kielmat/modules/markers/visualization.py

@@ -0,0 +1,17 @@
+import numpy as np
+import matplotlib.pyplot as plt
+import pandas as pd
+
+
+def show_marker_gaps(marker_data: pd.DataFrame, skip_markers: None | str | list[str] = None) -> None:
+    # Parse skip_markers
+    skip_markers = skip_markers or []
+    skip_markers = [skip_markers] if isinstance(skip_markers, str) else skip_markers
+
+    # Get the marker position values, and duplicate the values to similate additional color channels
+    X = marker_data.to_numpy()  # recommended
+    X = X[:, :, np.newaxis]
+    X = np.repeat(X, 3, axis=-1)
+
+    Y = np.where(np.isnan(X), 1, X)
+    return