new requirements

pyproject.toml

@@ -9,21 +9,22 @@ license = "MIT"
 [tool.poetry.dependencies]
 python = "^3.7.1"
 exact-cover = "1.3.0"
-pretty-poly = "0.2.0"
-
-[tool.poetry.dev-dependencies]
-pytest = "^6.2.1"
-hypothesis = "^6.0.2"
-pytest-profiling = "^1.7.0"
-black = "^21.6b0"
+pretty-poly = "0.5.1"
 
 [tool.poetry.scripts]
 test = 'run_tests:run_tests'
 doctest = 'run_tests:run_doctests'
 
 [tool.poetry.group.dev.dependencies]
+pytest = "^6.2.1"
+hypothesis = "^6.0.2"
+pytest-profiling = "^1.7.0"
+black = "^21.6b0"
 pytest-fail-slow = ">=0.2.0,<0.3.0"
 
+[tool.poetry.group.jupyter.dependencies]
+jupyter = "^1.0.0"
+
 [build-system]
 requires = ["poetry-core>=1.0.0"]
 build-backend = "poetry.core.masonry.api"