update docopt -> docopt-ng (thanks @theAeon, #310) (#311)

* update docopt -> docopt-ng

* update test due to update in obo

Author: tanghaibao

setup.cfg

@@ -37,7 +37,7 @@ packages =
     goatools.semsim
     goatools.semsim.termwise
 install_requires =
-    docopt
+    docopt-ng
     ftpretty
     numpy
     openpyxl

tests/test_grpr_get_sections_2d.py

@@ -33,7 +33,9 @@ def test_fnc():
         grprdflt.gosubdag, grprdflt.hdrgos_dflt, sections=SECTIONS, hdrgos=None
     )
     grprobj = Grouper("test", usrgos, hdrobj, grprdflt.gosubdag, go2nt=usrgo2nt)
-    assert set(usrgos) == grprobj.usrgos
+    # Used to be equal, but now it is a superset
+    # MISSING GO IDs: {'GO:0071407', 'GO:0097153', 'GO:0043280'}
+    assert set(usrgos) >= grprobj.usrgos
     sections_act = grprobj.get_sections_2d()
     chk_results(sections_act, grprobj)