file(requirements_dev): Pruebas Tox

requirements_dev.txt

@@ -0,0 +1,17 @@
+attrs==22.1.0
+distlib==0.3.6
+filelock==3.8.0
+iniconfig==1.1.1
+packaging==21.3
+platformdirs==2.5.2
+pluggy==1.0.0
+py==1.11.0
+pyparsing==3.0.9
+pytest==7.1.3
+semantic-version==2.10.0
+setuptools-rust==1.5.2
+six==1.16.0
+tomli==2.0.1
+tox==3.26.0
+typing_extensions==4.4.0
+virtualenv==20.16.5

tox.ini

@@ -1,12 +1,12 @@
 [tox]
-envlist = py27, py34, py35, py36, flake8
+envlist = py39, py310, py311, py312, flake8
 
 [travis]
 python =
-    3.6: py36
+    3.9: py39
-    3.5: py35
+    3.10: py310
-    3.4: py34
+    3.11: py311
-    2.7: py27
+    3.12: py312
 
 [testenv:flake8]
 basepython = python