disambiguate attribute name ("is_async_gen" it too close to an existing "is_asyncgen")

Cython/Compiler/Nodes.py

@@ -4031,12 +4031,12 @@ class GeneratorBodyDefNode(DefNode):
 
     is_generator_body = True
     is_inlined = False
-    is_async_gen = False
+    is_async_gen_body = False
     inlined_comprehension_type = None  # container type for inlined comprehensions
 
-    def __init__(self, pos=None, name=None, body=None, is_async_gen=False):
+    def __init__(self, pos=None, name=None, body=None, is_async_gen_body=False):
         super(GeneratorBodyDefNode, self).__init__(
-            pos=pos, body=body, name=name, is_async_gen=is_async_gen,
+            pos=pos, body=body, name=name, is_async_gen_body=is_async_gen_body,
             doc=None, args=[], star_arg=None, starstar_arg=None)
 
     def declare_generator_body(self, env):
@@ -4135,7 +4135,7 @@ class GeneratorBodyDefNode(DefNode):
         # path: no traceback info is required and not creating it is much faster
         if not self.is_inlined and not self.body.is_terminator:
             code.putln('PyErr_SetNone(%s);' % (
-                '__Pyx_PyExc_StopAsyncIteration' if self.is_async_gen else 'PyExc_StopIteration'))
+                '__Pyx_PyExc_StopAsyncIteration' if self.is_async_gen_body else 'PyExc_StopIteration'))
         # ----- Error cleanup
         if code.label_used(code.error_label):
             if not self.body.is_terminator:
@@ -4146,7 +4146,7 @@ class GeneratorBodyDefNode(DefNode):
             if Future.generator_stop in env.global_scope().context.future_directives:
                 # PEP 479: turn accidental StopIteration exceptions into a RuntimeError
                 code.globalstate.use_utility_code(UtilityCode.load_cached("pep479", "Coroutine.c"))
-                code.putln("__Pyx_Generator_Replace_StopIteration(%d);" % bool(self.is_async_gen))
+                code.putln("__Pyx_Generator_Replace_StopIteration(%d);" % bool(self.is_async_gen_body))
             for cname, type in code.funcstate.all_managed_temps():
                 code.put_xdecref(cname, type)
             code.put_add_traceback(self.entry.qualified_name)

Cython/Compiler/ParseTreeTransforms.py

@@ -2552,7 +2552,7 @@ class MarkClosureVisitor(CythonTransform):
 
         gbody = Nodes.GeneratorBodyDefNode(
             pos=node.pos, name=node.name, body=node.body,
-            is_async_gen=node.is_async_def and collector.has_yield)
+            is_async_gen_body=node.is_async_def and collector.has_yield)
         coroutine = coroutine_type(
             pos=node.pos, name=node.name, args=node.args,
             star_arg=node.star_arg, starstar_arg=node.starstar_arg,