tce-load -i compiletc py3.6gobject-dev mlt-dev gtk3-gir python3.6-numpy python3.6-pillow dbus-python3.6

https://github.com/jliljebl/flowblade/archive/v2.4.0.1-fix_release.tar.gz

cd flowblade-2.4.0.1-fix_release/flowblade-trunk

edit flowblade
#!/usr/bin/env python3

./flowblade

MLT found, version: 6.20.0
numpy version: 1.16.3
Application version: 2.4.0
OS: TinyCoreLinux 11.1
Python 3.6.9 (default, Dec 11 2019, 17:44:28) 
[GCC 9.2.0]
GTK+ version: 3.24.13
CREATED XDG CONFIG DIR.
CREATED XDG DATA DIR.
XDG user data exists.
userfolders.init():  UNABLE TO CREATE XDG FOLDERS! Usinf .flowblade dir forced!
Traceback (most recent call last):
  File "./flowblade", line 93, in <module>
    app.main(modules_path)
  File "/usr/src/flowblade-2.4.0.1-fix_release/flowblade-trunk/Flowblade/app.py", line 164, in main
    userfolders.init()
  File "/usr/src/flowblade-2.4.0.1-fix_release/flowblade-trunk/Flowblade/userfolders.py", line 90, in init
    _maybe_create_dot_dirs()
  File "/usr/src/flowblade-2.4.0.1-fix_release/flowblade-trunk/Flowblade/userfolders.py", line 142, in _maybe_create_dot_dirs
    if not os.path.exists(utils.get_hidden_screenshot_dir_path()):
AttributeError: module 'utils' has no attribute 'get_hidden_screenshot_dir_path'
 python3.6 setup.py install --root=/tmp/pkg

#    if not os.path.exists(utils.get_hidden_screenshot_dir_path()):
#        os.mkdir(utils.get_hidden_screenshot_dir_path())