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fix: ensure Cypher node label always starts with a letter (#84)

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Safi
2026-04-08 19:02:05 +01:00
parent 92b70ce5f4
commit ffd8906c6c
1 changed files with 2 additions and 1 deletions
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graphify/export.py
+2 -1
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@@ -282,7 +282,8 @@ def to_cypher(G: nx.Graph, output_path: str) -> None:
for node_id, data in G.nodes(data=True):
label = _cypher_escape(data.get("label", node_id))
node_id_esc = _cypher_escape(node_id)
ftype = re.sub(r"[^A-Za-z0-9_]", "", data.get("file_type", "unknown").capitalize()) or "Entity"
_ft = re.sub(r"[^A-Za-z0-9_]", "", data.get("file_type", "unknown").capitalize())
ftype = (_ft if _ft and _ft[0].isalpha() else "Entity")
lines.append(f"MERGE (n:{ftype} {{id: '{node_id_esc}', label: '{label}'}});")
lines.append("")
for u, v, data in G.edges(data=True):