Refactor 'super(cls, self)' -> 'super()'aevri/supersuper

For most use-cases with modern Python, it's not necessary to supply the
'type' or 'object-or-type' arguments to super().

Replace all our instances with arg-less super, which is less
error-prone.

https://docs.python.org/3.5/library/functions.html#super

9 files changed, 15 insertions, 15 deletions

diff --git a/src/buildstream/_frontend/widget.py b/src/buildstream/_frontend/widget.py
index cfe3a06e9..cdef589b7 100644
--- a/src/buildstream/_frontend/widget.py
+++ b/src/buildstream/_frontend/widget.py
@@ -85,7 +85,7 @@ class Space(Widget):
 class FixedText(Widget):
 
     def __init__(self, context, text, content_profile, format_profile):
-        super(FixedText, self).__init__(context, content_profile, format_profile)
+        super().__init__(context, content_profile, format_profile)
         self.text = text
 
     def render(self, message):
@@ -96,7 +96,7 @@ class FixedText(Widget):
 class WallclockTime(Widget):
     def __init__(self, context, content_profile, format_profile, output_format=False):
         self._output_format = output_format
-        super(WallclockTime, self).__init__(context, content_profile, format_profile)
+        super().__init__(context, content_profile, format_profile)
 
     def render(self, message):
 
@@ -132,7 +132,7 @@ class Debug(Widget):
 class TimeCode(Widget):
     def __init__(self, context, content_profile, format_profile, microseconds=False):
         self._microseconds = microseconds
-        super(TimeCode, self).__init__(context, content_profile, format_profile)
+        super().__init__(context, content_profile, format_profile)
 
     def render(self, message):
         return self.render_time(message.elapsed)
@@ -216,7 +216,7 @@ class MessageText(Widget):
 class CacheKey(Widget):
 
     def __init__(self, context, content_profile, format_profile, err_profile):
-        super(CacheKey, self).__init__(context, content_profile, format_profile)
+        super().__init__(context, content_profile, format_profile)
 
         self._err_profile = err_profile
         self._key_length = context.log_key_length
@@ -248,7 +248,7 @@ class CacheKey(Widget):
 class LogFile(Widget):
 
     def __init__(self, context, content_profile, format_profile, err_profile):
-        super(LogFile, self).__init__(context, content_profile, format_profile)
+        super().__init__(context, content_profile, format_profile)
 
         self._err_profile = err_profile
         self._logdir = context.logdir
@@ -278,7 +278,7 @@ class LogFile(Widget):
 #
 class MessageOrLogFile(Widget):
     def __init__(self, context, content_profile, format_profile, err_profile):
-        super(MessageOrLogFile, self).__init__(context, content_profile, format_profile)
+        super().__init__(context, content_profile, format_profile)
         self._message_widget = MessageText(context, content_profile, format_profile)
         self._logfile_widget = LogFile(context, content_profile, format_profile, err_profile)
 
@@ -314,7 +314,7 @@ class LogLine(Widget):
                  err_profile,
                  detail_profile,
                  indent=4):
-        super(LogLine, self).__init__(context, content_profile, format_profile)
+        super().__init__(context, content_profile, format_profile)
 
         self._columns = []
         self._failure_messages = defaultdict(list)
diff --git a/src/buildstream/_fuse/fuse.py b/src/buildstream/_fuse/fuse.py
index 4ff6b9903..5c97cc466 100644
--- a/src/buildstream/_fuse/fuse.py
+++ b/src/buildstream/_fuse/fuse.py
@@ -426,7 +426,7 @@ def fuse_get_context():
 
 class FuseOSError(OSError):
     def __init__(self, errno):
-        super(FuseOSError, self).__init__(errno, strerror(errno))
+        super().__init__(errno, strerror(errno))
 
 
 class FUSE(object):
diff --git a/src/buildstream/_options/optionarch.py b/src/buildstream/_options/optionarch.py
index 0e2963c84..3117b8273 100644
--- a/src/buildstream/_options/optionarch.py
+++ b/src/buildstream/_options/optionarch.py
@@ -40,7 +40,7 @@ class OptionArch(OptionEnum):
     OPTION_TYPE = 'arch'
 
     def load(self, node):
-        super(OptionArch, self).load(node, allow_default_definition=False)
+        super().load(node, allow_default_definition=False)
 
     def load_default_value(self, node):
         arch = Platform.get_host_arch()
diff --git a/src/buildstream/_options/optionbool.py b/src/buildstream/_options/optionbool.py
index 867de22df..bdbb1d32a 100644
--- a/src/buildstream/_options/optionbool.py
+++ b/src/buildstream/_options/optionbool.py
@@ -32,7 +32,7 @@ class OptionBool(Option):
 
     def load(self, node):
 
-        super(OptionBool, self).load(node)
+        super().load(node)
         _yaml.node_validate(node, OPTION_SYMBOLS + ['default'])
         self.value = _yaml.node_get(node, bool, 'default')
 
diff --git a/src/buildstream/_options/optioneltmask.py b/src/buildstream/_options/optioneltmask.py
index 09c2ce8c2..507dc7070 100644
--- a/src/buildstream/_options/optioneltmask.py
+++ b/src/buildstream/_options/optioneltmask.py
@@ -33,7 +33,7 @@ class OptionEltMask(OptionFlags):
     def load(self, node):
         # Ask the parent constructor to disallow value definitions,
         # we define those automatically only.
-        super(OptionEltMask, self).load(node, allow_value_definitions=False)
+        super().load(node, allow_value_definitions=False)
 
     # Here we want all valid elements as possible values,
     # but we'll settle for just the relative filenames
diff --git a/src/buildstream/_options/optionenum.py b/src/buildstream/_options/optionenum.py
index 095b9c356..f214d779d 100644
--- a/src/buildstream/_options/optionenum.py
+++ b/src/buildstream/_options/optionenum.py
@@ -31,7 +31,7 @@ class OptionEnum(Option):
     OPTION_TYPE = 'enum'
 
     def load(self, node, allow_default_definition=True):
-        super(OptionEnum, self).load(node)
+        super().load(node)
 
         valid_symbols = OPTION_SYMBOLS + ['values']
         if allow_default_definition:
diff --git a/src/buildstream/_options/optionflags.py b/src/buildstream/_options/optionflags.py
index 0271208d9..ba16244ba 100644
--- a/src/buildstream/_options/optionflags.py
+++ b/src/buildstream/_options/optionflags.py
@@ -31,7 +31,7 @@ class OptionFlags(Option):
     OPTION_TYPE = 'flags'
 
     def load(self, node, allow_value_definitions=True):
-        super(OptionFlags, self).load(node)
+        super().load(node)
 
         valid_symbols = OPTION_SYMBOLS + ['default']
         if allow_value_definitions:
diff --git a/src/buildstream/_options/optionos.py b/src/buildstream/_options/optionos.py
index 2d46b70ba..6263a05a2 100644
--- a/src/buildstream/_options/optionos.py
+++ b/src/buildstream/_options/optionos.py
@@ -29,7 +29,7 @@ class OptionOS(OptionEnum):
     OPTION_TYPE = 'os'
 
     def load(self, node):
-        super(OptionOS, self).load(node, allow_default_definition=False)
+        super().load(node, allow_default_definition=False)
 
     def load_default_value(self, node):
         return platform.uname().system
diff --git a/src/buildstream/_yaml.pyx b/src/buildstream/_yaml.pyx
index 2122dea3a..678374272 100644
--- a/src/buildstream/_yaml.pyx
+++ b/src/buildstream/_yaml.pyx
@@ -147,7 +147,7 @@ cdef class ProvenanceInformation:
 # public exceptions.py
 class CompositeError(Exception):
     def __init__(self, path, message):
-        super(CompositeError, self).__init__(message)
+        super().__init__(message)
         self.path = path
         self.message = message