API review: move avocado.gdb to avocado.utils.gdb

This means also moving its dependencies, namely spark and gdbmi_parser,
to a place under avocado/utils. I've chosen to add another level here
to clearly identify those deps as 3rd party external modules that are
reused in Avocado.
Signed-off-by: NCleber Rosa <crosa@redhat.com>

avocado/utils/external/__init__.py

+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+#
+# See LICENSE for more details.
+#
+# Copyright: Red Hat Inc. 2015
+# Author: Cleber Rosa <cleber@redhat.com>

avocado/gdb.py → avocado/utils/gdb.py

@@ -31,7 +31,7 @@ except ImportError:
     import subprocess
 
 from avocado.utils import network
-from avocado.core import gdbmi_parser
+from avocado.utils.external import gdbmi_parser
 
 GDB_PROMPT = '(gdb)'
 GDB_EXIT = '^exit'

avocado/utils/process.py

@@ -34,8 +34,8 @@ except ImportError:
     import subprocess
     SUBPROCESS32_SUPPORT = False
 
-from avocado import gdb
 from avocado import runtime
+from avocado.utils import gdb
 from avocado.core import exceptions
 
 log = logging.getLogger('avocado.test')

examples/tests/gdbtest.py

@@ -3,8 +3,8 @@
 import os
 
 from avocado import Test
-from avocado import gdb
 from avocado import main
+from avocado.utils import gdb
 from avocado.utils import process
 
 

examples/tests/modify_variable.py

@@ -3,9 +3,9 @@
 import os
 import shutil
 
-from avocado import gdb
 from avocado import main
 from avocado import Test
+from avocado.utils import gdb
 from avocado.utils import build
 
 

selftests/all/unit/avocado/gdb_unittest.py

@@ -9,7 +9,7 @@ if os.path.isdir(os.path.join(basedir, 'avocado')):
     sys.path.append(basedir)
 
 
-from avocado import gdb
+from avocado.utils import gdb
 
 
 class GDBRemoteTest(unittest.TestCase):