Do not override PYTHONPATH when calling Python code from the Haskell
daemons.  This is necessary because the Python library dependencies are
only available through PYTHONPATH.

diff --git a/src/Ganeti/Query/Exec.hs b/src/Ganeti/Query/Exec.hs
--- a/src/Ganeti/Query/Exec.hs
+++ b/src/Ganeti/Query/Exec.hs
@@ -99,12 +99,10 @@ spawnJobProcess jid = withErrorLogAt CRITICAL (show jid) $
   do
     use_debug <- isDebugMode
     env_ <- (M.toList . M.insert "GNT_DEBUG" (if use_debug then "1" else "0")
-            . M.insert "PYTHONPATH" AC.pythondir
             . M.fromList)
            `liftM` getEnvironment
     execPy <- P.jqueueExecutorPy
     logDebug $ "Executing " ++ AC.pythonPath ++ " " ++ execPy
-               ++ " with PYTHONPATH=" ++ AC.pythondir
 
     (master, child) <- pipeClient connectConfig
     let (rh, wh) = clientToHandle child

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<div class='path'>path: <a href='/guix/log/?id=dbef037ff48460ec8f7bb4dbb3139c74403a9378'>root</a>/<a href='/guix/log/gnu?id=dbef037ff48460ec8f7bb4dbb3139c74403a9378'>gnu</a>/<a href='/guix/log/gnu/packages?id=dbef037ff48460ec8f7bb4dbb3139c74403a9378'>packages</a>/<a href='/guix/log/gnu/packages/speech.scm?id=dbef037ff48460ec8f7bb4dbb3139c74403a9378'>speech.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/packages/speech.scm?id=dbef037ff48460ec8f7bb4dbb3139c74403a9378&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2019-11-13 22:07:52 +0200'>2019-11-13</span></td><td><a href='/guix/commit/gnu/packages/speech.scm?id=520cca28ee782065ecfff35efee460ab7d00a699'>gnu: sonic: Don't use unstable tarball.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/speech.scm (sonic)[source]: Download using git-fetch.
</span></span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2019-10-09 19:09:42 +0200'>2019-10-09</span></td><td><a href='/guix/commit/gnu/packages/speech.scm?id=636037fd0a9b3ab14a144b3eb2379cc0c59f0282'>gnu: espeak: Build with the C++ 98 standard.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes &lt;https://bugs.gnu.org/37672&gt;.
Reported by Bradley Haggerty &lt;bradigger@gmail.com&gt;.

* gnu/packages/speech.scm (espeak)[arguments]: Add CXXFLAGS to #:make-flags.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2019-09-18 10:57:12 +0200'>2019-09-18</span></td><td><a href='/guix/commit/gnu/packages/speech.scm?id=a870b80046d532329762095683d8f9c33538eaf1'>gnu: festival: Fix scripts.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/speech.scm (festival)[arguments]: Fix broken shebangs in
scripts.
</span></span></td><td>Ricardo Wurmus</td></tr>
<tr><td><span title='2019-09-18 10:19:16 +0200'>2019-09-18</span></td><td><a href='/guix/commit/gnu/packages/speech.scm?id=dfcf79ac5943c68dc8013aa333add3f881e894aa'>gnu: festival: Include default voice.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/speech.scm (festival)[arguments]: Install default voice.
[native-inputs]: Add default voice.
</span></span></td><td>Ricardo Wurmus</td></tr>
<tr><td><span title='2019-09-17 19:04:05 +0200'>2019-09-17</span></td><td><a href='/guix/commit/gnu/packages/speech.scm?id=17bbd30d877cb361e6236ccb0e6b3166452f9214'>gnu: festival: Install missing info files.</a><span class='msg-avail'>...<span class='msg-tooltip'>Reported by reepca on the #guix IRC channel.

This is a follow-up to commit 34583ec6e3995f5dd1ebf549265f0d64bbf23ab7.

* gnu/packages/speech.scm (festival)[arguments]: Install missing info files.
</span></span></td><td>Ricardo Wurmus</td></tr>
<tr><td><span title='2019-09-17 17:16:43 +0200'>2019-09-17</span></td><td><a href='/guix/commit/gnu/packages/speech.scm?id=34583ec6e3995f5dd1ebf549265f0d64bbf23ab7'>gnu: Add festival.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/speech.scm (festival): New variable.
</span></span></td><td>Ricardo Wurmus</td></tr>
<tr><td><span title='2019-05-13 00:17:37 +0200'>2019-05-13</span></td><td><a href='/guix/commit/gnu/packages/speech.scm?id=6ced4433c776ccba8aec8073371aa085720a8a02'>gnu: speech-dispatcher: Update to 0.9.1.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/speech.scm (speech-dispatcher): Update to 0.9.1.
[arguments]: Add "--with-ibmtts=no" to #:configure-flags.
[license]: Remove GPL2.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2019-02-28 19:08:49 +0100'>2019-02-28</span></td><td><a href='/guix/commit/gnu/packages/speech.scm?id=c268c6a03e5c6f16f06c1ebf0de71a6996d1daf9'>gnu: speech-dispatcher: Build against eSpeak NG.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/speech.scm (speech-dispatcher)[inputs]: Change from ESPEAK to
ESPEAK-NG.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2019-02-28 19:08:48 +0100'>2019-02-28</span></td><td><a href='/guix/commit/gnu/packages/speech.scm?id=7566afb1d29e62c6875d1393fa9d84d12ce5dd4d'>gnu: Add eSpeak NG.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/speech.scm (espeak-ng): New public variable.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2019-02-28 19:08:48 +0100'>2019-02-28</span></td><td><a href='/guix/commit/gnu/packages/speech.scm?id=b8098cc6916714bb182a302cd3c9d5041d5ef162'>gnu: Move espeak to speech.scm.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/audio.scm (espeak): Move from here ...
* gnu/packages/speech.scm (espeak): ... to here.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2019-02-28 19:08:48 +0100'>2019-02-28</span></td><td><a href='/guix/commit/gnu/packages/speech.scm?id=5d04ce48d1bfee33e742f0f33031e5318925a833'>gnu: speech-dispatcher: Update to 0.9.0.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/speech.scm (speech-dispatcher): Update to 0.9.0.
[source](uri): Change to new upstream URI.
[arguments]: Add --with-kali and --with-baratinoo to #:configure-flags.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2019-02-28 19:08:48 +0100'>2019-02-28</span></td><td><a href='/guix/commit/gnu/packages/speech.scm?id=2422b1b450645af024466097326b63cd08e85e4e'>gnu: speech-dispatcher: Don't build static libraries.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/speech.scm (speech-dispatcher)[arguments]: New field.
</span></span></td><td>Marius Bakke</td></tr>