[committed][gdb/testsuite] Add missing mi_skip_python_tests to py-mi-var-info-path-expression.exp

[Tom de Vries <tdevries@suse.de>]

Hi,

Fix gdb.python/py-mi-var-info-path-expression.exp for a gdb build without
python support.

Committed to trunk.

Thanks,
- Tom

[gdb/testsuite] Add missing mi_skip_python_tests to py-mi-var-info-path-expression.exp

gdb/testsuite/ChangeLog:

2019-05-22  Tom de Vries  <tdevries@suse.de>

	PR testsuite/24586
	* gdb.python/py-mi-var-info-path-expression.exp: Call
	mi_skip_python_tests to check if python is supported.

---
 gdb/testsuite/gdb.python/py-mi-var-info-path-expression.exp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/gdb/testsuite/gdb.python/py-mi-var-info-path-expression.exp b/gdb/testsuite/gdb.python/py-mi-var-info-path-expression.exp
index 86625458c3..02f0c9305e 100644
--- a/gdb/testsuite/gdb.python/py-mi-var-info-path-expression.exp
+++ b/gdb/testsuite/gdb.python/py-mi-var-info-path-expression.exp
@@ -32,6 +32,9 @@ if {[gdb_compile "$srcdir/$subdir/$srcfile" $binfile executable {debug}] != "" }
     return -1
 }
 
+# Skip all tests if Python scripting is not enabled.
+if { [mi_skip_python_tests] } { continue }
+
 mi_gdb_test "source ${srcdir}/${subdir}/${testfile}.py" \
   ".*\\^done" \
   "load python file"