[OE-core] [bitbake-devel][PATCH][1.32] fetch2: fix import error for Python 3.6.5

[Changhyeok Bae]

From: Tzu Hsiang Lin <t9360341 at ntut.org.tw>

When running bitbake command with Python 3.6.5 always result in
import error causing by the change of distutils module.
This patch replaces the method to search executable in PATH by
"/usr/bin/env <command>".

Signed-off-by: Tzu Hsiang Lin <t9360341 at ntut.org.tw>
Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
Signed-off-by: Changhyeok Bae <changhyeok.bae at gmail.com>
---
 lib/bb/fetch2/clearcase.py | 3 +--
 lib/bb/fetch2/npm.py       | 1 -
 2 files changed, 1 insertion(+), 3 deletions(-)

diff --git a/lib/bb/fetch2/clearcase.py b/lib/bb/fetch2/clearcase.py
index 70e280a..b0b5eff 100644
--- a/lib/bb/fetch2/clearcase.py
+++ b/lib/bb/fetch2/clearcase.py
@@ -70,7 +70,6 @@ from   bb.fetch2 import FetchMethod
 from   bb.fetch2 import FetchError
 from   bb.fetch2 import runfetchcmd
 from   bb.fetch2 import logger
-from   distutils import spawn
 
 class ClearCase(FetchMethod):
     """Class to fetch urls via 'clearcase'"""
@@ -108,7 +107,7 @@ class ClearCase(FetchMethod):
         else:
             ud.module = ""
 
-        ud.basecmd = d.getVar("FETCHCMD_ccrc", True) or spawn.find_executable("cleartool") or spawn.find_executable("rcleartool")
+        ud.basecmd = d.getVar("FETCHCMD_ccrc") or "/usr/bin/env cleartool || rcleartool"
 
         if data.getVar("SRCREV", d, True) == "INVALID":
           raise FetchError("Set a valid SRCREV for the clearcase fetcher in your recipe, e.g. SRCREV = \"/main/LATEST\" or any other label of your choice.")
diff --git a/lib/bb/fetch2/npm.py b/lib/bb/fetch2/npm.py
index 699ae72..7ccaba9 100644
--- a/lib/bb/fetch2/npm.py
+++ b/lib/bb/fetch2/npm.py
@@ -33,7 +33,6 @@ from   bb.fetch2 import runfetchcmd
 from   bb.fetch2 import logger
 from   bb.fetch2 import UnpackError
 from   bb.fetch2 import ParameterError
-from   distutils import spawn
 
 def subprocess_setup():
     # Python installs a SIGPIPE handler by default. This is usually not what
-- 
2.7.4