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Fixes Pdk.__init__ missing __pydantic_extra__ slot copy (gdsfactory/gdsfactory#4485). 9.40.0 broke copy.copy(Pdk) which crashes GF+ server on startup. Co-Authored-By: Claude <noreply@anthropic.com>
thanojo
requested review from
ThomasPluck,
joamatab and
nikosavola
as code owners
Per @thomasplucks request. Co-Authored-By: Claude <noreply@anthropic.com>
nikosavola
approved these changes
Apr 14, 2026
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Summary
<9.40.2Pdk.__init__in 9.40.0 forgot to copy__pydantic_extra__slot, causingcopy.copy(pdk)to raiseAttributeErrorget_base_pdkcallscopy(pdk))🤖 Generated with Claude Code