diff options
Diffstat (limited to 'source/blender/python')
| -rw-r--r-- | source/blender/python/BPY_extern.h | 1 | ||||
| -rw-r--r-- | source/blender/python/intern/bpy_interface.c | 13 |
2 files changed, 14 insertions, 0 deletions
diff --git a/source/blender/python/BPY_extern.h b/source/blender/python/BPY_extern.h index be2fd6c4e53..810c86c115a 100644 --- a/source/blender/python/BPY_extern.h +++ b/source/blender/python/BPY_extern.h @@ -51,6 +51,7 @@ int BPY_is_pyconstraint(struct Text *text); void BPY_python_start(int argc, const char **argv); void BPY_python_end(void); void BPY_python_reset(struct bContext *C); +void BPY_python_use_system_env(void); /* global interpreter lock */ diff --git a/source/blender/python/intern/bpy_interface.c b/source/blender/python/intern/bpy_interface.c index 9acf05abfe2..28afab1a6eb 100644 --- a/source/blender/python/intern/bpy_interface.c +++ b/source/blender/python/intern/bpy_interface.c @@ -84,6 +84,9 @@ CLG_LOGREF_DECLARE_GLOBAL(BPY_LOG_RNA, "bpy.rna"); * stop bpy_context_clear from invalidating. */ static int py_call_level = 0; +/* Set by command line arguments before Python starts. */ +static bool py_use_system_env = false; + // #define TIME_PY_RUN // simple python tests. prints on exit. #ifdef TIME_PY_RUN @@ -276,6 +279,10 @@ void BPY_python_start(int argc, const char **argv) * While harmless, it's noisy. */ Py_FrozenFlag = 1; + /* Only use the systems environment variables when explicitly requested. + * Since an incorrect 'PYTHONPATH' causes difficult to debug errors, see: T72807. */ + Py_IgnoreEnvironmentFlag = !py_use_system_env; + Py_Initialize(); // PySys_SetArgv(argc, argv); /* broken in py3, not a huge deal */ @@ -408,6 +415,12 @@ void BPY_python_reset(bContext *C) BPY_modules_load_user(C); } +void BPY_python_use_system_env(void) +{ + BLI_assert(!Py_IsInitialized()); + py_use_system_env = true; +} + static void python_script_error_jump_text(struct Text *text) { int lineno; |