Update app.py

app.py

@@ -1,6 +1,16 @@
 import importlib
 
 # Check if transformers is already installed
+
+
+try:
+    importlib.import_module('tensorflow')
+    print("TensorFlow library is already installed")
+except ImportError:
+    # TensorFlow is not installed, so install it
+    import subprocess
+    subprocess.check_call(["pip", "install", "tensorflow==2.0"])
+    print("TensorFlow library has been installed")
 try:
     importlib.import_module('transformers')
     print("transformers library is already installed")