Reorder Gradio install

app.py

@@ -2,6 +2,10 @@ import json
 import math
 import os
 
+os.system("pip uninstall -y gradio")
+os.system("pip install gradio==3.26.0")
+
+
 import gradio as gr
 import numpy as np
 import pandas as pd
@@ -12,9 +16,6 @@ from sklearn.model_selection import RandomizedSearchCV
 from sklearn.naive_bayes import ComplementNB
 from sklearn.pipeline import Pipeline
 
-os.system("pip uninstall -y gradio")
-os.system("pip install gradio==3.26.0")
-
 
 CATEGORIES = [
     "alt.atheism",