pkgs/*/tox.ini: Use {envpython}

Author: Matthias Koeppe

pkgs/sagemath-categories/tox.ini

@@ -25,10 +25,10 @@ whitelist_externals =
 
 commands =
     # Beware of the treacherous non-src layout. "./sage/" shadows the install sage package.
-    python -c 'import sys; "" in sys.path and sys.path.remove(""); import sage.cpython.builtin_types, sage.cpython.cython_metaclass, sage.cpython.debug, sage.structure.all, sage.categories.all'
+    {envpython} -c 'import sys; "" in sys.path and sys.path.remove(""); import sage.cpython.builtin_types, sage.cpython.cython_metaclass, sage.cpython.debug, sage.structure.all, sage.categories.all'
 
     # Test that importing sage.categories.all initializes categories
-    python -c 'import sys; "" in sys.path and sys.path.remove(""); from sage.categories.all import *; SimplicialComplexes(); FunctionFields()'
+    {envpython} -c 'import sys; "" in sys.path and sys.path.remove(""); from sage.categories.all import *; SimplicialComplexes(); FunctionFields()'
 
     bash -c 'cd bin && SAGE_SRC=$(python -c "from sage.env import SAGE_SRC; print(SAGE_SRC)") && sage-runtests --environment=sage.all__sagemath_categories --optional=sage $SAGE_SRC/sage/structure  || echo "(lots of doctest failures are expected)"'
 

pkgs/sagemath-objects/tox.ini

@@ -24,9 +24,9 @@ whitelist_externals =
 
 commands =
     # Beware of the treacherous non-src layout. "./sage/" shadows the installed sage package.
-    python -c 'import sys; "" in sys.path and sys.path.remove(""); import sage.structure.all, sage.categories.sets_cat'
+    {envpython} -c 'import sys; "" in sys.path and sys.path.remove(""); import sage.structure.all, sage.categories.sets_cat'
 
-    python -c 'import sys; "" in sys.path and sys.path.remove(""); from sage.all__sagemath_objects import *'
+    {envpython} -c 'import sys; "" in sys.path and sys.path.remove(""); from sage.all__sagemath_objects import *'
 
     bash -c 'cd bin && SAGE_SRC=$(python -c "from sage.env import SAGE_SRC; print(SAGE_SRC)") && sage-runtests --environment=sage.all__sagemath_objects --optional=sage $SAGE_SRC/sage/structure || echo "(lots of doctest failures are expected)"'