py$(PYV): remove tox env folder $(@D)/.tox/py$(PYV)
py$(PYV): commands[0]> $(PYTHON) dill/tests/__main__.py
<function <lambda> at $(POINTER)>
<function <lambda> at $(POINTER)>
<function <lambda> at $(POINTER)>
<function <lambda> at $(POINTER)>
<function <lambda> at $(POINTER)>
..............................
  py$(PYV): OK
  congratulations :)