feat: refactor text-only Gemini prompt (GoogleCloudPlatform#11756)

* feat: refactor text-only Gemini prompt * keep prompt to one line with no escape char * trigger build * trigger build * add location back into init per DPE

Author: irataxy

generative_ai/gemini_text_input_example.py

@@ -16,7 +16,7 @@
 def generate_from_text_input(project_id: str) -> str:
  # [START generativeaionvertexai_gemini_generate_from_text_input]
  import vertexai
- from vertexai.generative_models import GenerativeModel, Part
+ from vertexai.generative_models import GenerativeModel
 
  # TODO(developer): Update and un-comment below line
  # project_id = "PROJECT_ID"
@@ -26,22 +26,7 @@ def generate_from_text_input(project_id: str) -> str:
  model = GenerativeModel(model_name="gemini-1.0-pro-002")
 
  response = model.generate_content(
- [
- # Does the returned sentiment score match the reviewer's movie rating?
- Part.from_text(
- """Give a score from 1 - 10 to suggest if the
- following movie review is negative or positive (1 is most
- negative, 10 is most positive, 5 will be neutral). Include an
- explanation.
-
- The movie takes some time to build, but that is part of its beauty.
- By the time you are hooked, this tale of friendship and hope is
- thrilling and affecting, until the very last scene. You will find
- yourself rooting for the hero every step of the way. This is the
- sharpest, most original animated film I have seen in years.
- I would give it 8 out of 10 stars."""
- )
- ]
+ "What's a good name for a flower shop that specializes in selling bouquets of dried flowers?"
  )
 
  print(response.text)