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Magnus Hedemark
fe3be63800
Greenfield SkillOpt: 3 epochs optimizing discoverability, decision guidance, and troubleshooting for a brand-new LangChain skill. Epoch 1 — Prominence: - Added critical AgentExecutor deprecation callout at top - Framework Routing Guide for cross-portfolio decisions Epoch 2 — Decision Guidance: - Where to Start table with AgentExecutor migration row - Pipeline Mode table (Quick/RAG/Agent/Production) Epoch 3 — Pattern Expansion: - Troubleshooting table with reference file links - FAQ section covering installation, migration, performance 13 files: SKILL.md, 7 references, 4 templates, 1 script. v1.0.0 -> v1.0.3 across 3 SkillOpt epochs. Signed-off-by: Magnus Hedemark <magnus919@pm.me>
29 lines
924 B
Python
29 lines
924 B
Python
#!/usr/bin/env python3
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"""Verify LangChain installation and basic functionality."""
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import sys
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REQUIRED = ["langchain_core", "langchain_openai", "langchain"]
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OPTIONAL = ["langchain_anthropic", "langchain_community", "langserve"]
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for pkg in REQUIRED:
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try:
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__import__(pkg.replace("-", "_").replace(".", "_"))
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print(f" [OK] {pkg}")
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except ImportError:
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print(f" [FAIL] {pkg} — install with pip install {pkg}")
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sys.exit(1)
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for pkg in OPTIONAL:
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try:
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__import__(pkg.replace("-", "_").replace(".", "_"))
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print(f" [OK] {pkg} (optional)")
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except ImportError:
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print(f" [—] {pkg} (optional, not installed)")
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# Test Runnable interface
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from langchain_core.runnables import RunnableLambda
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r = RunnableLambda(lambda x: x.upper())
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assert r.invoke("hello") == "HELLO"
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print(" [OK] Runnable interface works")
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print("\nSetup check: ALL REQUIRED PACKAGES OK")
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