[python-paramiko] (4 commits) ...Add conditional to exclude EL since does not have py3

[Athmane Madjoudj]

Summary of changes:

  7f11329... Add support for python3 (*)
  c6761c3... Build each pkg in a clean dir (*)
  1dd8751... py3dir creation should be in prep section (*)
  3f290d2... Add conditional to exclude EL since does not have py3 (*)

(*) This commit already existed in another branch; no separate mail sent