fix: mypy strict cleanup after core v1.5.2/v1.5.3

- Add pydantic.mypy plugin to resolve false call-arg errors on Pydantic models
- Use BaseDocumentGenerator[InvoiceDocument] generic (core v1.5.3)
- Remove 3 stale type: ignore[misc] comments on BRInvoiceLine, BRInvoice, NFSeDocument

Author: cmendezs

pyproject.toml

@@ -84,6 +84,7 @@ python_version = "3.11"
 strict = true
 warn_return_any = true
 warn_unused_configs = true
+plugins = ["pydantic.mypy"]
 
 [[tool.mypy.overrides]]
 module = ["mcp_einvoicing_core", "mcp_einvoicing_core.*"]

src/mcp_nfe_br/models/invoice.py

@@ -357,7 +357,7 @@ class BRGrupoIBSCBSTot(BaseModel):
     cbs: BRGrupoCBSTot | None = Field(default=None, description="Grupo total da CBS (W50)")
 
 
-class BRInvoiceLine(InvoiceLineItem):  # type: ignore[misc]
+class BRInvoiceLine(InvoiceLineItem):
     """NF-e/NFC-e invoice line (Grupo I — Produtos e Serviços).
 
     Brazil has no single VAT; ``vat_rate``/``vat_exemption_code`` from
@@ -508,7 +508,7 @@ class BRInvoiceLine(InvoiceLineItem):  # type: ignore[misc]
     )
 
 
-class BRInvoice(InvoiceDocument):  # type: ignore[misc]
+class BRInvoice(InvoiceDocument):
     """NF-e / NFC-e document (Grupo B — Identificação da Nota Fiscal eletrônica).
 
     Extends ``InvoiceDocument`` with the fields required by the NF-e/NFC-e

src/mcp_nfe_br/models/nfse.py

@@ -405,7 +405,7 @@ class NFSeValores(BaseModel):
     )
 
 
-class NFSeDocument(InvoiceDocument):  # type: ignore[misc]
+class NFSeDocument(InvoiceDocument):
     """NFS-e Nacional DPS document model.
 
     Extends ``InvoiceDocument`` for the Declaração de Prestação de Serviços (DPS)

src/mcp_nfe_br/standards/nfe_generator.py

@@ -718,7 +718,7 @@ def _ide_block(invoice: BRInvoice, *, cnf: str, cdv: str) -> str:
     return xml_element("ide", "".join(parts), unsafe=True)
 
 
-class NFeGenerator(BaseDocumentGenerator):
+class NFeGenerator(BaseDocumentGenerator[InvoiceDocument]):
     """Generates unsigned NF-e/NFC-e (modelo 55/65, schema 4.00) XML."""
 
     def get_format_name(self) -> str:

src/mcp_nfe_br/standards/nfse_generator.py

@@ -216,7 +216,7 @@ def _build_valores(v: NFSeValores) -> str:
     return _wrap("valores", v_serv_prest + trib)
 
 
-class NFSeGenerator(BaseDocumentGenerator):
+class NFSeGenerator(BaseDocumentGenerator[InvoiceDocument]):
     """Generates unsigned DPS XML for NFS-e Nacional (ADN), schema v1.01.
 
     Returns the XML string. The caller must sign with ``br__sign_nfse``