Bug#902480: [skimage] autopkgtest failure

[Lumin]

Package: python-skimage-doc
Version: 0.14.0-1
Severity: normal
Justification: Severity is raised from wishlist to normal because autopkgtest affects migration now.

http://debomatic-amd64.debian.net/distribution#unstable/skimage/0.14.0-1/autopkgtest


Setting up xvfb (2:1.20.0-2) ...
Setting up autopkgtest-satdep (0) ...
Processing triggers for libc-bin (2.27-3) ...
(Reading database ... 18444 files and directories currently installed.)
Removing autopkgtest-satdep (0) ...
autopkgtest [05:00:55]: test python3: [-----------------------
=== python3.6 ===
/tmp/autopkgtest.hvdeQq/build.6xl/src/debian/tests/python3: 18: /tmp/autopkgtest.hvdeQq/build.6xl/src/debian/tests/python3: PYTHONPATH: parameter not set
autopkgtest [05:00:55]: test python3: -----------------------]
python3              FAIL non-zero exit status 2
autopkgtest [05:00:55]: test python3:  - - - - - - - - - - results - - - - - - - - - -
autopkgtest [05:00:55]: test python3:  - - - - - - - - - - stderr - - - - - - - - - -
/tmp/autopkgtest.hvdeQq/build.6xl/src/debian/tests/python3: 18: /tmp/autopkgtest.hvdeQq/build.6xl/src/debian/tests/python3: PYTHONPATH: parameter not set
autopkgtest [05:00:55]: @@@@@@@@@@@@@@@@@@@@ summary
python2              FAIL non-zero exit status 2
python3              FAIL non-zero exit status 2


Reference fix:


```
diff --git a/debian/tests/python2 b/debian/tests/python2
index 47ba7d8d..d5e0dbe7 100755
--- a/debian/tests/python2
+++ b/debian/tests/python2
@@ -1,5 +1,5 @@
 #!/bin/sh
-set -efu
+set -efux

 pys="$(pyversions -rv 2>/dev/null)"
 pkgbuild=${pkgbuild:-no}
@@ -10,11 +10,12 @@ srcdir=$PWD
 for py in $pys; do
     echo "=== python$py ==="
     if [ "$pkgbuild" = "yes" ]; then
-        export PYTHONPATH="$srcdir/debian/tmp/usr/lib/python$py/dist-packages"
+        module="$srcdir/debian/tmp/usr/lib/python$py/dist-packages/skimage"
         cd "$srcdir/build/"
     else
+        module="/usr/lib/python$py/dist-packages/skimage"
         cd "$ADTTMP"
     fi

-    xvfb-run -a python$py /usr/bin/pytest -s -v -k "$keyword" skimage 2>&1
+    xvfb-run -a python$py /usr/bin/pytest -s -v -k "$keyword" $module 2>&1
 done
diff --git a/debian/tests/python3 b/debian/tests/python3
index abc21bf6..6625bc94 100755
--- a/debian/tests/python3
+++ b/debian/tests/python3
@@ -9,11 +9,12 @@ srcdir=$PWD
 for py in $pys; do
     echo "=== python$py ==="
     if [ "$pkgbuild" = "yes" ]; then
-        export PYTHONPATH="$srcdir/debian/tmp/usr/lib/python3/dist-packages"
+        module="$srcdir/debian/tmp/usr/lib/python3/dist-packages/skimage"
         cd "$srcdir/build/"
     else
+        module="/usr/lib/python3/dist-packages/skimage"
         cd "$ADTTMP"
     fi

-    xvfb-run -apython$py /usr/bin/pytest-3 -s -v skimage 2>&1
+    xvfb-run -apython$py /usr/bin/pytest-3 -s -v $module 2>&1
 done
```