Update app.py

app.py

@@ -15,42 +15,7 @@ from langchain.chains import ConversationChain
 from langchain.memory import ConversationBufferMemory
 from langchain_community.llms import HuggingFaceEndpoint
 import torch
-import os
-import sys
-import getpass
-
-def masked_input(prompt=''):
-    import sys
-    import tty
-    import termios
-    
-    print(prompt, end='', flush=True)
-    fd = sys.stdin.fileno()
-    old_settings = termios.tcgetattr(fd)
-    try:
-        tty.setraw(fd)
-        password = ''
-        while True:
-            ch = sys.stdin.read(1)
-            if ch == '\n' or ch == '\r':
-                break
-            elif ch == '\x7f':  # Handle backspace
-                if len(password) > 0:
-                    password = password[:-1]
-                    sys.stdout.write('\b \b')
-            else:
-                password += ch
-                sys.stdout.write('*')
-            sys.stdout.flush()
-    finally:
-        termios.tcsetattr(fd, termios.TCSADRAIN, old_settings)
-    print()  # For newline
-    return password
-
-# Solicita ao usuário a chave API de forma segura
-api_key = masked_input(prompt="Digite sua chave API: ")
-os.environ["OPENAI_API_KEY"] = api_key
-# Solicita ao usuário a chave API de forma segura
+api_token = os.getenv("pdf")