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pyosys: catch boost::python::error_already_set 

* This catches exceptions from internal passes, printing them in a
  readable manner where the user would otherwise see an unspecified
  boost exception
This commit is contained in:
George Rennie 2024-11-04 13:14:04 +01:00
parent 5b6baa3ef1
commit 18b616578a
1 changed files with 13 additions and 3 deletions
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16
misc/py_wrap_generator.py
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@ -1579,10 +1579,15 @@ class WFunction:
return_stmt = "return " if self.ret_type.name != "void" else ""
text += ")\n\t\t{"
text += "\n\t\t\tif (boost::python::override py_" + self.alias + " = this->get_override(\"py_" + self.alias + "\"))"
text += f"\n\t\t\t\t{return_stmt}" + call_string
text += "\n\t\t\telse"
text += "\n\t\t\tif (boost::python::override py_" + self.alias + " = this->get_override(\"py_" + self.alias + "\")) {"
text += "\n\t\t\t\ttry {"
text += f"\n\t\t\t\t\t{return_stmt}" + call_string
text += "\n\t\t\t\t} catch (boost::python::error_already_set &) {"
text += "\n\t\t\t\t\tlog_python_exception_as_error();"
text += "\n\t\t\t\t}"
text += "\n\t\t\t} else {"
text += f"\n\t\t\t\t{return_stmt}" + self.member_of.name + "::" + call_string
text += "\n\t\t\t}"
text += "\n\t\t}"
text += "\n\n\t\t" + self.ret_type.gen_text() + " default_py_" + self.alias + "("
@ -2335,6 +2340,11 @@ USING_YOSYS_NAMESPACE
namespace YOSYS_PYTHON {
[[noreturn]] static void log_python_exception_as_error() {
PyErr_Print();
log_error("Python interpreter encountered an exception.\\n");
}
struct YosysStatics{};
""")