feat: init

haystack/.gitignore

@@ -1,3 +1,7 @@
+.idea
+
+
+
 # Byte-compiled / optimized / DLL files
 __pycache__/
 *.py[cod]

haystack/main.py

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+from haystack_integrations.components.generators.ollama import OllamaGenerator
+
+from haystack import Pipeline, Document
+from haystack.components.retrievers.in_memory import InMemoryBM25Retriever
+from haystack.components.builders.prompt_builder import PromptBuilder
+from haystack.document_stores.in_memory import InMemoryDocumentStore
+
+# Write documents to InMemoryDocumentStore
+document_store = InMemoryDocumentStore()
+document_store.write_documents([
+    Document(content="My name is Jean and I live in Paris."),
+    Document(content="My name is Mark and I live in Berlin."),
+    Document(content="My name is Giorgio and I live in Rome.")
+])
+
+# Build a RAG pipeline
+prompt_template = """
+Given these documents, answer the question.
+Documents:
+{% for doc in documents %}
+    {{ doc.content }}
+{% endfor %}
+Question: {{question}}
+Answer:
+"""
+
+retriever = InMemoryBM25Retriever(document_store=document_store)
+prompt_builder = PromptBuilder(template=prompt_template)
+llm = OllamaGenerator(url = "http://localhost:11434", model="llama3.2:1b")
+
+rag_pipeline = Pipeline()
+rag_pipeline.add_component("retriever", retriever)
+rag_pipeline.add_component("prompt_builder", prompt_builder)
+rag_pipeline.add_component("llm", llm)
+rag_pipeline.connect("retriever", "prompt_builder.documents")
+rag_pipeline.connect("prompt_builder", "llm")
+
+# Ask a question
+question = "Who lives in Paris?"
+results = rag_pipeline.run(
+    {
+        "retriever": {"query": question},
+        "prompt_builder": {"question": question},
+    }
+)
+
+print(results["llm"]["replies"])

haystack/requirements.txt

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+aiohappyeyeballs==2.4.6
+aiohttp==3.11.13
+aiosignal==1.3.2
+annotated-types==0.7.0
+anyio==4.8.0
+async-timeout==5.0.1
+attrs==25.1.0
+backoff==2.2.1
+certifi==2025.1.31
+charset-normalizer==3.4.1
+colorama==0.4.6
+distro==1.9.0
+exceptiongroup==1.2.2
+frozenlist==1.5.0
+h11==0.14.0
+haystack-ai==2.10.3
+haystack-experimental==0.7.0
+httpcore==1.0.7
+httpx==0.28.1
+idna==3.10
+Jinja2==3.1.5
+jiter==0.8.2
+jsonref==1.1.0
+jsonschema==4.23.0
+jsonschema-specifications==2024.10.1
+lazy_imports==0.4.0
+MarkupSafe==3.0.2
+monotonic==1.6
+more-itertools==10.6.0
+multidict==6.1.0
+networkx==3.4.2
+numpy==2.2.3
+ollama==0.4.7
+ollama-haystack==2.3.0
+openai==1.65.2
+openapi-llm==0.4.1
+pandas==2.2.3
+posthog==3.11.0
+propcache==0.3.0
+pydantic==2.10.6
+pydantic_core==2.27.2
+python-dateutil==2.9.0.post0
+pytz==2025.1
+PyYAML==6.0.2
+referencing==0.36.2
+requests==2.32.3
+rpds-py==0.23.1
+six==1.17.0
+sniffio==1.3.1
+tenacity==9.0.0
+tqdm==4.67.1
+typing_extensions==4.12.2
+tzdata==2025.1
+urllib3==2.3.0
+yarl==1.18.3