style: apply black formatting to pending files

beta_spectrum/output/visualization.py

@@ -189,11 +189,7 @@ def _apply_figure_header(fig: Figure, meta: Dict[str, Any]) -> None:
     """Write the figure header/footer lines from the CSV metadata."""
     e_step_keV = (meta["e_step_MeV"] or 0.0) * 1000.0
     endpoint = meta["endpoint_keV"]
-    header = (
-        f"{meta['nuclide']}  "
-        f"|  E₀={endpoint:.1f} keV  "
-        f"|  ΔE={e_step_keV:.1f} keV"
-    )
+    header = f"{meta['nuclide']}  |  E₀={endpoint:.1f} keV  |  ΔE={e_step_keV:.1f} keV"
     fig.text(
         0.01,
         0.98,

scripts/analyze_raw.py

@@ -219,9 +219,7 @@ def main() -> None:
     print(f"{'=' * 60}")
     print(f"Run range: {min(run_ids)} - {max(run_ids)}")
     print(f"Total counts: {min(total_rates):.0f} - {max(total_rates):.0f}")
-    print(
-        f"Low-energy fraction: {min(low_fractions):.3f} " f"- {max(low_fractions):.3f}"
-    )
+    print(f"Low-energy fraction: {min(low_fractions):.3f} - {max(low_fractions):.3f}")
     print(f"Endpoint estimate: {min(endpoints):.1f} - {max(endpoints):.1f} keV")
 
     # Endpoint drift