Cloudooo uses both py2 and py3 simultaneously

nxdbom/__init__.py

@@ -311,10 +311,12 @@ def namever(url, failonerr=True): # -> (name, ver)  | None if !failonerr
         # originally from https://sourceforge.net/projects/swig/files/swig/swig-3.0.12/swig-3.0.12.tar.gz/download
         ver = del_tgztail(ver)
         ver = removeprefix(ver, 'v')
-    # XXX hack: in ERP5 SR we use both readline8 and readline-5
-    # XXX       in Cloudooo SR ----//---- libpng16 and libpng12
+    # XXX hack: ERP5 SR uses both readline8 and readline-5
+    # XXX       Cloudooo SR ----//---- libpng16 and libpng12
+    # XXX       Cloudooo SR ----//---- python2 and python3
     if name == 'readline' and ver.startswith('5'):    name += '5'
     if name == 'libpng'   and ver.startswith('1.2'):  name += '12'
+    if name == 'Python'   and ver.startswith('3'):    name += '3'
     return name, ver
 
 def _namever(url, failonerr):

nxdbom/nxdbom_test.py

@@ -308,6 +308,7 @@ recipe = plone.recipe.command
 
 # readline 8 and 5 used simultaneously    ->  older one is presented as readline5
 # libpng   12 and 16 used simultaneously  ->  ----//----                libpng12
+# ----/---- Python2 and Python3
 case1("""\
 [readline]
 recipe = slapos.recipe.cmmi
@@ -323,7 +324,15 @@ url = http://download.sourceforge.net/libpng/libpng-1.6.37.tar.xz
 recipe = slapos.recipe.cmmi
 url = http://download.sourceforge.net/libpng/libpng-1.2.59.tar.xz
 
+[python2.7]
+recipe = slapos.recipe.cmmi
+url = http://www.python.org/ftp/python/2.7.18/Python-2.7.18.tar.xz
+[python3]
+recipe = slapos.recipe.cmmi
+url = https://www.python.org/ftp/python/3.9.15/Python-3.9.15.tar.xz
 """, """\
+Python                       2.7.18     http://www.python.org/ftp/python/2.7.18/Python-2.7.18.tar.xz
+Python3                      3.9.15     https://www.python.org/ftp/python/3.9.15/Python-3.9.15.tar.xz
 libpng                       1.6.37     http://download.sourceforge.net/libpng/libpng-1.6.37.tar.xz
 libpng12                     1.2.59     http://download.sourceforge.net/libpng/libpng-1.2.59.tar.xz
 readline                     8.1        http://ftp.gnu.org/gnu/readline/readline-8.1.tar.gz