patch 8.1.1425: win_execute() does not set window pointers properly commit https://github.com/vim/vim/commit/89adc3a1371d211f7766f3dbc0975ecb2f862327 Author: Bram Moolenaar <Bram@vim.org> Date: Thu May 30 17:29:40 2019 +0200 patch 8.1.1425: win_execute() does not set window pointers properly Problem: Win_execute() does not set window pointers properly. Solution: Use switch_win_noblock(). Also execute autocommands in a popup window.

/* if_python3.c */
int python3_enabled(int verbose);
void python3_end(void);
int python3_loaded(void);
void ex_py3(exarg_T *eap);
void ex_py3file(exarg_T *eap);
void ex_py3do(exarg_T *eap);
void python3_buffer_free(buf_T *buf);
void python3_window_free(win_T *win);
void python3_tabpage_free(tabpage_T *tab);
void do_py3eval(char_u *str, typval_T *rettv);
int set_ref_in_python3(int copyID);
/* vim: set ft=c : */