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fix: correct pipeline example chaining in README

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PipelineBuilder.add_step() returns the created PipelineStep, not the
builder, so chaining .add_step().add_step() raised AttributeError.
Only connect_steps() and set_parallelism() return the builder and can
be chained.
This commit is contained in:
KaifAhmad1
2026-07-21 12:48:34 +05:30
parent f4f077f443
commit 6cf5504585
1 changed files with 12 additions and 7 deletions
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README.md
+12 -7
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@@ -762,14 +762,19 @@ Compose ingestion, extraction, and graph-building into a declarative, parallel p
```python
from semantica.pipeline import PipelineBuilder, ExecutionEngine
builder = PipelineBuilder()
# add_step() returns the created PipelineStep, not the builder, so these don't chain
builder.add_step("ingest", step_type="ingest", source="./contracts/", recursive=True)
builder.add_step("extract", step_type="ner_extract")
builder.add_step("relations", step_type="relation_extract")
builder.add_step("build_kg", step_type="kg_build", merge_entities=True)
builder.add_step("deduplicate", step_type="deduplicate", threshold=0.75)
builder.add_step("export", step_type="export", format="turtle", output="kg.ttl")
# connect_steps() and set_parallelism() return the builder, so these do chain
pipeline = (
PipelineBuilder()
.add_step("ingest", step_type="ingest", source="./contracts/", recursive=True)
.add_step("extract", step_type="ner_extract")
.add_step("relations", step_type="relation_extract")
.add_step("build_kg", step_type="kg_build", merge_entities=True)
.add_step("deduplicate", step_type="deduplicate", threshold=0.75)
.add_step("export", step_type="export", format="turtle", output="kg.ttl")
builder
.connect_steps("ingest", "extract")
.connect_steps("extract", "relations")
.connect_steps("relations", "build_kg")