Update app.py

app.py

@@ -12,17 +12,17 @@ os.system("pip install --no-cache-dir matplotlib")
 import matplotlib.pyplot as plt
 import pandas as pd
 
-
-import os
-os.system("pip install --no-cache-dir numpy==1.23.5 spacy==3.5.3 thinc==8.1.8 pydantic<2.0")
 import spacy
+import subprocess
 
-# ✅ Load the NLP model **before using it**
+# Ensure the model is installed
 try:
     nlp = spacy.load("en_core_web_sm")
 except OSError:
-    st.error("Spacy model 'en_core_web_sm' is not installed. Run `python -m spacy download en_core_web_sm` in your environment.")
-    nlp = None  # Prevents crashing
+    subprocess.run(["python", "-m", "spacy", "download", "en_core_web_sm"])
+    nlp = spacy.load("en_core_web_sm")
+
+
 
 def extract_equation_params(text):
     """