process.spawn: drop unused find_invoking_python()

pkgcore doesn't use it anymore since it uses IPC when the ebd needs
python support.

1 files changed, 0 insertions, 27 deletions

diff --git a/src/snakeoil/process/spawn.py b/src/snakeoil/process/spawn.py
index 9340936..bde5df5 100644
--- a/src/snakeoil/process/spawn.py
+++ b/src/snakeoil/process/spawn.py
@@ -434,30 +434,3 @@ def is_userpriv_capable(force=False):
             pass
     res = is_userpriv_capable.cached_result = (os.getuid() == 0)
     return res
-
-
-_invoking_python = None
-def find_invoking_python():
-    # roughly... use sys.executable if possible, then major ver variations-
-    # look for python2.5, python2, then just python, for example
-    # NOTE: sys.executable in unreliable if the interpreter is embedded
-    global _invoking_python
-    if _invoking_python is not None and os.path.exists(_invoking_python):
-        return _invoking_python
-    if os.path.exists(sys.executable):
-        test_input = "oh hai"
-        returncode, output = spawn_get_output(
-            [sys.executable, '-c', 'print("%s")' % test_input], collect_fds=(1, 2))
-        if output and output[0].strip() == test_input:
-            _invoking_python = sys.executable
-            return _invoking_python
-
-    chunks = list(str(x) for x in sys.version_info[:2])
-    for potential in (chunks, chunks[:-1], ''):
-        try:
-            command_name = 'python%s' % '.'.join(potential)
-            _invoking_python = find_binary(command_name)
-            return _invoking_python
-        except CommandNotFound:
-            continue
-    raise CommandNotFound('python')