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1 change: 1 addition & 0 deletions src/erpbrasil/monkey_patch/__init__.py
Original file line number Diff line number Diff line change
@@ -0,0 +1 @@
from . import zeep_monkey_patch
42 changes: 42 additions & 0 deletions src/erpbrasil/monkey_patch/zeep_monkey_patch.py
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from lxml import etree
from zeep import xsd

# Monkey patch relacionado a este PR: https://github.com/mvantellingen/python-zeep/pull/1384
#
# Foi necessário essa alteração devido ao fato da biblioteca "Zeep" não fornecer o tratamento
# para WSDLs que consistem em multiplos tipos complexos aninhados que esperam uma entrada do
# tipo "any", e a entrada fornecida é um objeto etree.
#
# O problema foi encontrado na implementação de DFe utilizando as bibliotecas nfelib e erpbrasil.edoc.
def custom_render(self, parent, value, render_path):
if not isinstance(value, list):
values = [value]
else:
values = value

self.validate(values, render_path)

child_path = render_path
for value in xsd.utils.max_occurs_iter(self.max_occurs, values):
for name, element in self.elements_nested:
if name:
if name in value:
element_value = value[name]
child_path += [name]
elif isinstance(value, etree._Element):
element_value = value
child_path += [name]
else:
element_value = xsd.const.NotSet
else:
element_value = value

if element_value is xsd.const.SkipValue:
continue

if element_value is not None or not element.is_optional:
element.render(parent, element_value, child_path)


def apply_zeep_monkey_patches():
xsd.elements.indicators.OrderIndicator.render = custom_render
4 changes: 4 additions & 0 deletions src/erpbrasil/transmissao/transmissao.py
Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,10 @@
from zeep.cache import SqliteCache
from zeep.transports import Transport

from ..monkey_patch.zeep_monkey_patch import apply_zeep_monkey_patches

apply_zeep_monkey_patches()

ABC = abc.ABCMeta('ABC', (object,), {})


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