fix(model_garden): add deepseek example

model_garden/deepseek/noxfile_config.py

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+# Copyright 2021 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Default TEST_CONFIG_OVERRIDE for python repos.
+
+# You can copy this file into your directory, then it will be imported from
+# the noxfile.py.
+
+# The source of truth:
+# https://github.com/GoogleCloudPlatform/python-docs-samples/blob/main/noxfile_config.py
+
+TEST_CONFIG_OVERRIDE = {
+    # You can opt out from the test for specific Python versions.
+    "ignored_versions": ["2.7", "3.7", "3.8", "3.10", "3.11", "3.12"],
+    # Old samples are opted out of enforcing Python type hints
+    # All new samples should feature them
+    "enforce_type_hints": True,
+    # An envvar key for determining the project id to use. Change it
+    # to 'BUILD_SPECIFIC_GCLOUD_PROJECT' if you want to opt in using a
+    # build specific Cloud project. You can also use your own string
+    # to use your own Cloud project.
+    "gcloud_project_env": "GOOGLE_CLOUD_PROJECT",
+    # 'gcloud_project_env': 'BUILD_SPECIFIC_GCLOUD_PROJECT',
+    # If you need to use a specific version of pip,
+    # change pip_version_override to the string representation
+    # of the version number, for example, "20.2.4"
+    "pip_version_override": None,
+    # A dictionary you want to inject into your test. Don't put any
+    # secrets here. These values will override predefined values.
+    "envs": {},
+}

model_garden/deepseek/requirements-test.txt

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+google-api-core==2.24.0
+pytest==8.2.0

model_garden/deepseek/requirements.txt

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+requests==2.32.4

model_garden/deepseek/test_examples.py

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+# Copyright 2025 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import textgen_with_txt
+
+
+def test_textgen_with_txt() -> None:
+    """Test the example in the README."""
+    content = textgen_with_txt.generate_content()
+    assert content

model_garden/deepseek/textgen_with_txt.py

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+# Copyright 2025 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+def get_bearer_token() -> str:
+    """To get project name and bearer token for Google Cloud ADC authentication."""
+    import google.auth
+    from google.auth.transport.requests import Request
+
+    creds, project_name = google.auth.default(
+        scopes=["https://www.googleapis.com/auth/cloud-platform"]
+    )
+    auth_req = Request()
+    creds.refresh(auth_req)
+    bearer_token = creds.token
+    return project_name, bearer_token
+
+
+def generate_content() -> str:
+    """To generate content from DeepSeek model hosted in Vertex AI Model Garden."""
+    import requests
+    import json
+
+    project_name, bearer_token = get_bearer_token()
+
+    # Read more about the model here:
+    #   https://cloud.google.com/vertex-ai/generative-ai/docs/maas/deepseek#streaming
+    location = "us-central1"
+    url = f"https://us-central1-aiplatform.googleapis.com/v1/projects/{project_name}/locations/{location}/endpoints/openapi/chat/completions"
+
+    # Set the request header
+    headers = {
+        "Authorization": f"Bearer {bearer_token}",
+        "Content-Type": "application/json",
+    }
+    data = {
+        "model": "deepseek-ai/deepseek-r1-0528-maas",
+        # "stream": False,  # As per the bash script
+        "messages": [{"role": "user", "content": "Why is the sky blue?"}],
+    }
+    # Send the request
+    response = requests.post(url, headers=headers, data=json.dumps(data))
+    print(f"Request Response: {response.status_code}")
+    # Example response:
+    #   Request Response: 200
+
+    # Load the response data
+    model_response = json.loads(response.content)
+    print(model_response["model"])
+    # Example response:
+    #   'deepseek-ai/deepseek-r1-0528-maas'
+    print(model_response["usage"])
+    # Example response:
+    #   {
+    #   'completion_tokens': 3294,
+    #   'prompt_tokens': 10,
+    #   'total_tokens': 3304
+    #   }
+
+    # Print user input & Model response
+    for each in data["messages"]:
+        print(f"{each['role']}>>> {each['content']}")
+    for each in model_response["choices"]:
+        print(f"{each['message']['role']}>>> {each['message']['content']}")
+    # Example response:
+    #  user>>> Why is the sky blue?
+    # Example response:
+    #  assistant>>> <think>
+    #               Okay, the user is asking why the sky is blue.
+    #               ...
+    #               </think>
+
+    #               The sky appears blue due to a phenomenon called **Rayleigh scattering**,
+    #               which occurs when sunlight passes through Earth's atmosphere and
+    #              ...
+    return response.content
+
+
+if __name__ == "__main__":
+    generate_content()