From 94d2a06de93a8610e4fcd749a76a863ab91d84c6 Mon Sep 17 00:00:00 2001
From: Alexandre Gobbo <alexandre.gobbo@psi.ch>
Date: Wed, 11 Dec 2019 17:30:04 +0100
Subject: [PATCH] Startup

---
 script/test/TestExternal | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 script/test/TestExternal

diff --git a/script/test/TestExternal b/script/test/TestExternal
new file mode 100644
index 0000000..3027e04
--- /dev/null
+++ b/script/test/TestExternal
@@ -0,0 +1,29 @@
+_env = os.environ
+_PYTHONPATH = 'PYTHONPATH'
+
+def get_python(py3=False):
+    env = dict(_env)
+    env.pop(_PYTHONPATH, None)
+    pyexe = 'python2' if not py3 else 'python3'
+    import subprocess as sub
+    p = sub.Popen(pyexe, env=env, stdin=sub.PIPE, stdout=sub.PIPE, stderr=sub.PIPE, universal_newlines=True)
+    p.stdin.write('import sys\n')
+    p.stdin.write('print("EXEC|" + sys.executable)\n')
+    p.stdin.write('print("PATH|" + "|".join(sys.path))\n')
+    p.stdin.write('import os\n')
+    p.stdin.write('if sys.platform == "win32":\n')
+    p.stdin.write('    key = "PATH"\n')
+    p.stdin.write('elif sys.platform == "darwin":\n')
+    p.stdin.write('    key = "DYLD_LIBRARY_PATH"\n')
+    p.stdin.write('else:\n')
+    p.stdin.write('    key = "LD_LIBRARY_PATH"\n')
+    p.stdin.write('lp = os.environ[key].split(os.pathsep)\n')
+    p.stdin.write('print("LDPATH|" + "|".join(lp))\n')
+    p.stdin.close()
+    exe, path, ldpath = parse_for_env(p.stdout, sep='|')
+    if exe is None:
+        raise RuntimeError('Problem with running external process: ' + p.stderr.read())
+    return exe, path, ldpath
+
+
+print get_python()
\ No newline at end of file