# question-answer
## Desription
Prompt Template.
## Code Example
### Example
```python
from towhee import ops, pipe
import requests
towhee_docs = requests.get('https://raw.githubusercontent.com/towhee-io/towhee/main/README.md').content
temp = """{question}
input:
{context}
"""
p = (
pipe.input('question', 'doc', 'history')
.map('docs', 'docs', lambda x: x[:2000])
.map(('question', 'doc', 'history'), 'prompt', ops.prompt.template(temp, ['question', 'context']))
.map('prompt', 'answer', ops.LLM.OpenAI())
.output('answer')
)
an1 = p('Tell me something about Towhee', towhee_docs, []).get()[0]
print(an1)
an2 = p('How to use it', towhee_docs, [('Tell me something about Towhee', an1)]).get()[0]
print(an2)
```
## Factory Constructor
Create the operator via the following factory method:
***ops.prompt.template(temp, keys)***
**Returns:** *List[Dict]*