Don't redefine Py_DebugFlag, it's already defined in pydebug.h which
is included by Python.h
#include "pegen.h"
#if defined(Py_DEBUG) && defined(Py_BUILD_CORE)
-extern int Py_DebugFlag;
-#define D(x) if (Py_DebugFlag) x;
+# define D(x) if (Py_DebugFlag) x;
#else
-#define D(x)
+# define D(x)
#endif
static const int n_keyword_lists = 9;
static KeywordToken *reserved_keywords[] = {
#include "pegen.h"
#if defined(Py_DEBUG) && defined(Py_BUILD_CORE)
-extern int Py_DebugFlag;
-#define D(x) if (Py_DebugFlag) x;
+# define D(x) if (Py_DebugFlag) x;
#else
-#define D(x)
+# define D(x)
#endif
"""