implement hashing password where needed

auth.py

@@ -14,7 +14,7 @@ def authenticate(username, hashed_password, pwdb):
     return hashed_password == pwdb[username]
 
 def add_user(username, pwdb):
-    pwdb[username] = pwhash(getpass(f'Enter password for {username}: '))
+    pwdb[username] = pwhash(input(f'Enter password for {username}: '))
     return pwdb
 
 def read_pwdb(PWDB_PATH):
@@ -36,6 +36,8 @@ def pwhash(pwd):
     m.update(encoded_pwd)
     return m.hexdigest()
 
+    
+
 if __name__ == "__main__":
     PWDB_PATH = 'pwdb.json'
     pwdb = read_pwdb(PWDB_PATH)