Update app.py

app.py

@@ -9,6 +9,7 @@ with ui.layout_columns():
     with ui.card():
         ui.input_slider("slider", "Slider", 0, 10, 5)
 
+
 @render.plot
 def plot():  
     df = pd.read_csv('kmers.csv')
@@ -16,5 +17,10 @@ def plot():
     fig = None
     if k:
         df = df[df['k'] == k]
-        fig = px.bar(df, x='kmer', y='count', title=f'Most common {k}-mers')
-    return fig
+        fig, ax = plt.subplots()
+        ax.bar(df['kmer'], df['count'])
+        ax.set_title(f"Most common {k}-mers")
+        ax.set_xlabel("K-mer")
+        ax.set_ylabel("Count")
+        ax.set_xticklabels(df['kmer'], rotation=90)
+    return fig