{% for message in messages %}{% if loop.index0 != 0 and message['role'] == 'system' %}{{ raise_exception('Conversation roles must alternate system(optional)/user/assistant/user/assistant/...') }}{% elif messages[0]['role'] == 'system' and ((message['role'] == 'user' and (loop.index0 % 2 == 0)) or (message['role'] == 'assistant' and (loop.index0 % 2 == 1))) %}{{ raise_exception('Conversation roles must alternate system(optional)/user/assistant/user/assistant/...') }}{% elif messages[0]['role'] != 'system' and ((message['role'] == 'user' and (loop.index0 % 2 != 0)) or (message['role'] == 'assistant' and (loop.index0 % 2 != 1))) %}{{ raise_exception('Conversation roles must alternate system(optional)/user/assistant/user/assistant/...') }}{% endif %}{% if message['role'] == 'user' %}{{ '<|Benutzer|>' + message['content'].strip() + eos_token }}{% elif message['role'] == 'system' %}{{ '<|System|>' + message['content'].strip() + eos_token }}{% elif message['role'] == 'assistant' %}{{ '<|Assistentin|>' + message['content'].strip() + eos_token }}{% endif %}{% endfor %}{% if add_generation_prompt %}{{ '<|Assistentin|>' }}{% endif %}