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api.py
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api.py
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import inspect
from termcolor import colored
from steamship import check_environment, RuntimeEnvironments, Steamship
from steamship.invocable import post, PackageService
class PromptPackage(PackageService):
# Modify this to customize behavior to match your needs.
PROMPT = """Generate the location in the world of the story. Only repond with a country name.
{story}
Location:"""
# When this package is deployed, this annotation tells Steamship
# to expose an endpoint that accepts HTTP POST requests for the
# `/generate` request path.
# See README.md for more information about deployment.
@post("generate")
def generate(self, story: str) -> str:
"""Generate text from prompt parameters."""
llm_config = {
# Controls length of generated output.
"max_words": 30,
# Controls randomness of output (range: 0.0-1.0).
"temperature": 0.8,
}
prompt_args = {"story": story}
llm = self.client.use_plugin("gpt-3", config=llm_config)
return llm.generate(self.PROMPT, prompt_args)
# Try it out locally by running this file!
if __name__ == "__main__":
print(colored("Generate Compliments with GPT-3\n", attrs=["bold"]))
# This helper provides runtime API key prompting, etc.
check_environment(RuntimeEnvironments.REPLIT)
with Steamship.temporary_workspace() as client:
prompt = PromptPackage(client)
example_story = (
"A person eats a crepe and the views the wonders of the countryside."
)
print(colored("First, let's run through an example...", "green"))
print(colored("Story:", "grey"), f"{example_story}")
print(colored("Generating...", "grey"))
print(
colored("Compliment:", "grey"), f"{prompt.generate(story=example_story)}\n"
)
print(colored("Now, try with your own inputs...", "green"))
try_again = True
while try_again:
kwargs = {}
for parameter in inspect.signature(prompt.generate).parameters:
kwargs[parameter] = input(
colored(f"{parameter.capitalize()}: ", "grey")
)
print(colored("Generating...", "grey"))
# This is the prompt-based generation call
print(colored("Compliment:", "grey"), f"{prompt.generate(**kwargs)}\n")
try_again = (
input(colored("Generate another (y/n)? ", "green")).lower().strip()
== "y"
)
print()
print("Ready to share with your friends (and the world)?")
print(
"Run ",
colored("$ ship deploy ", color="green", on_color="on_black"),
"to get a production-ready API endpoint and web-based demo app.",
)