bug when number of tests is 1

Author: alexpiet

src/aind_dynamic_foraging_basic_analysis/plot/plot_fip.py

@@ -425,7 +425,7 @@ def fip_psth_stats_plot(ax, stats_df, threshold=0.05):
     fip_psth_stats_plot(ax, etrs['stats'], threshold=0.05)
 
     """
-    unique_tests = stats_df["name"].unique()
+    unique_tests = np.unique(stats_df["name"].values)
     colors = style.get_colors(list(unique_tests), offset=0.25, cmap_name="plasma")
     for test in unique_tests:
         significant = stats_df.query("name == @test").query("p < @threshold")