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-rw-r--r--python/compatibility.py2
-rw-r--r--python/generator.cpp2
-rw-r--r--python/typeparser.py2
3 files changed, 3 insertions, 3 deletions
diff --git a/python/compatibility.py b/python/compatibility.py
index 95afcbad..76a62d3f 100644
--- a/python/compatibility.py
+++ b/python/compatibility.py
@@ -22,7 +22,7 @@ import sys
def pyNativeStr(arg):
- if isinstance(arg, str):
+ if arg is None or isinstance(arg, str):
return arg
else:
try:
diff --git a/python/generator.cpp b/python/generator.cpp
index a3d252c3..82eed91b 100644
--- a/python/generator.cpp
+++ b/python/generator.cpp
@@ -313,7 +313,7 @@ int main(int argc, char* argv[])
fprintf(out, " return var\n");
fprintf(out, " return var.encode(\"utf-8\")\n\n\n");
- fprintf(out, "def pyNativeStr(arg: AnyStr) -> str:\n");
+ fprintf(out, "def pyNativeStr(arg: Optional[AnyStr]) -> Optional[str]:\n");
fprintf(out, " if arg is None or isinstance(arg, str):\n");
fprintf(out, " return arg\n");
fprintf(out, " else:\n");
diff --git a/python/typeparser.py b/python/typeparser.py
index 0d811b50..ab068d78 100644
--- a/python/typeparser.py
+++ b/python/typeparser.py
@@ -341,7 +341,7 @@ class TypeParser(metaclass=_TypeParserMetaclass):
for i in range(includeDirCount):
include_dirs_py.append(core.pyNativeStr(includeDirs[i]))
- auto_type_source = core.pyNativeStr(autoTypeSource)
+ auto_type_source = core.pyNativeStr(autoTypeSource) or ""
(result_py, errors_py) = self.parse_types_from_source(
source_py, file_name_py, platform_py, existing_types_py, options_py,