Omit blank figure

.changeset/red-onions-check.md

@@ -0,0 +1,5 @@
+---
+'@e2b/data-extractor': patch
+---
+
+Omit blank figures

chart_data_extractor/e2b_charts/main.py

@@ -88,14 +88,22 @@ def get_chart_from_ax(
     return chart
 
 
+def is_figure_blank(axes: List[Axes]) -> bool:
+    """Check if a Matplotlib figure is blank (has no user-added artists)."""
+    for ax in axes:
+        if ax.has_data():
+            return False  # The figure contains user-added data
+    return True  # No data found, figure is blank
+
+
 def chart_figure_to_chart(figure: Figure) -> Optional[Chart]:
     """
     This method is used to extract data from the figure object to a dictionary
     """
     # Get all Axes objects from the Figure
     axes = figure.get_axes()
 
-    if not axes:
+    if not axes or is_figure_blank(axes):
         return
     elif len(axes) > 1:
         return SuperChart(figure=figure)

chart_data_extractor/tests/charts/test_blank.py

@@ -0,0 +1,10 @@
+import matplotlib.pyplot as plt
+
+from e2b_charts import chart_figure_to_chart
+from e2b_charts.charts import BarChart, ChartType
+
+
+def test_blank_chart():
+    figure, _ = plt.subplots()
+    chart = chart_figure_to_chart(figure)
+    assert chart is None