Bug 1564314 - Make linters happy with the gdbpp code. r=nalexander

Differential Revision: https://phabricator.services.mozilla.com/D37676

--HG--
extra : moz-landing-system : lando

python/gdbpp/gdbpp/__init__.py

@@ -4,9 +4,12 @@
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
+from __future__ import absolute_import
+
 import gdb
 import gdb.printing
 
+
 class GeckoPrettyPrinter(object):
     pp = gdb.printing.RegexpCollectionPrettyPrinter('GeckoPrettyPrinters')
 
@@ -18,12 +21,13 @@ class GeckoPrettyPrinter(object):
         GeckoPrettyPrinter.pp.add_printer(self.name, self.regexp, wrapped)
         return wrapped
 
-import gdbpp.enumset
-import gdbpp.linkedlist
-import gdbpp.owningthread
-import gdbpp.smartptr
-import gdbpp.string
-import gdbpp.tarray
-import gdbpp.thashtable
+
+import gdbpp.enumset  # NOQA: F401
+import gdbpp.linkedlist  # NOQA: F401
+import gdbpp.owningthread  # NOQA: F401
+import gdbpp.smartptr  # NOQA: F401
+import gdbpp.string  # NOQA: F401
+import gdbpp.tarray  # NOQA: F401
+import gdbpp.thashtable  # NOQA: F401
 
 gdb.printing.register_pretty_printer(None, GeckoPrettyPrinter.pp)

python/gdbpp/gdbpp/enumset.py

@@ -4,10 +4,12 @@
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
+from __future__ import absolute_import
+
 import gdb
-import itertools
 from gdbpp import GeckoPrettyPrinter
 
+
 @GeckoPrettyPrinter('mozilla::EnumSet', '^mozilla::EnumSet<.*>$')
 class enumset_printer(object):
     def __init__(self, value):

python/gdbpp/gdbpp/linkedlist.py

@@ -4,10 +4,11 @@
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
-import gdb
-import itertools
+from __future__ import absolute_import
+
 from gdbpp import GeckoPrettyPrinter
 
+
 # mfbt's LinkedList<T> is a doubly-linked list where the items in the list store
 # the next/prev pointers as part of themselves rather than the list structure be
 # its own independent data structure.  This means:

python/gdbpp/gdbpp/owningthread.py

@@ -4,9 +4,12 @@
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
+from __future__ import absolute_import
+
 import gdb
 from gdbpp import GeckoPrettyPrinter
 
+
 @GeckoPrettyPrinter('nsAutoOwningThread', '^nsAutoOwningThread$')
 class owning_thread_printer(object):
     def __init__(self, value):

python/gdbpp/gdbpp/smartptr.py

@@ -4,9 +4,11 @@
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
-import gdb
+from __future__ import absolute_import
+
 from gdbpp import GeckoPrettyPrinter
 
+
 @GeckoPrettyPrinter('nsWeakPtr', '^nsCOMPtr<nsIWeakReference>$')
 class weak_ptr_printer(object):
     def __init__(self, value):
@@ -24,6 +26,7 @@ class weak_ptr_printer(object):
 
         return '[(%s) %s]' % (weak_ptr.dynamic_type, weak_ptr)
 
+
 @GeckoPrettyPrinter('mozilla::StaticAutoPtr', '^mozilla::StaticAutoPtr<.*>$')
 @GeckoPrettyPrinter('mozilla::StaticRefPtr', '^mozilla::StaticRefPtr<.*>$')
 @GeckoPrettyPrinter('nsAutoPtr', '^nsAutoPtr<.*>$')
@@ -41,6 +44,7 @@ class smartptr_printer(object):
 
         return '[(%s) %s]' % (type_name, str(self.value))
 
+
 @GeckoPrettyPrinter('UniquePtr', '^mozilla::UniquePtr<.*>$')
 class uniqueptr_printer(object):
     def __init__(self, value):

python/gdbpp/gdbpp/string.py

@@ -4,9 +4,11 @@
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
-import gdb
+from __future__ import absolute_import
+
 from gdbpp import GeckoPrettyPrinter
 
+
 @GeckoPrettyPrinter('nsString', '^ns.*String$')
 class string_printer(object):
     def __init__(self, value):

python/gdbpp/gdbpp/tarray.py

@@ -4,10 +4,11 @@
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
-import gdb
-import itertools
+from __future__ import absolute_import
+
 from gdbpp import GeckoPrettyPrinter
 
+
 @GeckoPrettyPrinter('InfallibleTArray', '^InfallibleTArray<.*>$')
 @GeckoPrettyPrinter('FallibleTArray', '^FallibleTArray<.*>$')
 @GeckoPrettyPrinter('AutoTArray', '^AutoTArray<.*>$')

python/gdbpp/gdbpp/thashtable.py

@@ -4,10 +4,12 @@
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
+from __future__ import absolute_import
+
 import gdb
-import itertools
 from gdbpp import GeckoPrettyPrinter
 
+
 def walk_template_to_given_base(value, desired_tag_prefix):
     '''Given a value of some template subclass, walk up its ancestry until we
     hit the desired type, then return the appropriate value (which will then
@@ -38,6 +40,7 @@ def walk_template_to_given_base(value, desired_tag_prefix):
         return walk_template_to_given_base(fv, desired_tag_prefix)
     return None
 
+
 # The templates and their inheritance hierarchy form an onion of types around
 # the nsTHashtable core at the center.  All we care about is that nsTHashtable,
 # but we register for the descendant types in order to avoid the default pretty