Now possible to update the yaml file

create_credentials.py

@@ -1,29 +1,53 @@
 import streamlit_authenticator as stauth
 from sys import argv
+import yaml
 
 def credentials(username, email, name, pwd):
     pwd = stauth.Hasher([pwd]).generate()[0]
-    credentials = f'''
+    credentials = {
+        'text': f'''
     {username}:
         email: {email}
         name: {name}
         password: {pwd}
-'''
+''',
+    'data': {username:
+        {'email': email,
+        'name': name,
+        'pwd': pwd}
+        } 
+    }
     return credentials
 
+def update(c):
+    print(c['text'])
+    if input('Update credentials file? (y/n)') in ['y', 'yes']:
+        try:
+            with open('credentials.yaml','r') as f:
+                cur_yaml = yaml.safe_load(f) # Note the safe_load
+                cur_yaml['credentials']['usernames'].update(c['data'])
+
+            if cur_yaml:
+                with open('credentials.yaml','w') as f:
+                    yaml.safe_dump(cur_yaml, f) # Also note the safe_dump
+
+        except FileNotFoundError:
+            print('Found no yaml file')
+
 if len(argv) == 2:
     if argv[1] == 'help':
         print('username, email, name, pwd')
         exit()
     pwd = argv[1]
-    r = stauth.Hasher([pwd]).generate()[0]
+    print(stauth.Hasher([pwd]).generate()[0])
 
 elif len(argv) == 5:
     username = argv[1]
     email = argv[2]
     name = argv[3]
     pwd = argv[4]
-    r = credentials(username, email, name, pwd)
+    c = credentials(username, email, name, pwd)
+    update(c)
 
 else:
     pwd = input('Password: ').strip()
@@ -31,8 +55,9 @@ else:
     if username != '':
         email = input('Email: ')
         name = input('Name: ')
-        r = credentials(username, email, name, pwd)
+        c = credentials(username, email, name, pwd)
+        update(c)
     else:
-        r = stauth.Hasher([pwd]).generate()[0]
+        print(stauth.Hasher([pwd]).generate()[0])
+
 
-print(r)