Rename visualization/batter.txt to visualization/batter.py

visualization/batter.py

@@ -0,0 +1,33 @@
+from __future__ import annotations
+
+import pandas as pd
+import plotly.express as px
+import plotly.graph_objects as go
+
+
+def create_exit_velocity_chart(df: pd.DataFrame) -> go.Figure:
+    if df.empty or "launch_speed" not in df.columns:
+        return go.Figure()
+
+    fig = px.histogram(
+        df,
+        x="launch_speed",
+        nbins=30,
+        title="Exit Velocity Distribution",
+    )
+    fig.update_layout(template="plotly_dark")
+    return fig
+
+
+def create_launch_angle_chart(df: pd.DataFrame) -> go.Figure:
+    if df.empty or "launch_angle" not in df.columns:
+        return go.Figure()
+
+    fig = px.histogram(
+        df,
+        x="launch_angle",
+        nbins=30,
+        title="Launch Angle Distribution",
+    )
+    fig.update_layout(template="plotly_dark")
+    return fig