PEP8: Fix formatting

* Remove redundant backslash between brackets
* Fix multiple statements on one line
* Fix missing/excess whitespace
* Fix comments not starting with a single # and a space
* Convert tabs to spaces
* Use triple-quoted docstring

core/transmissionrpc/utils.py

@@ -10,6 +10,7 @@ from six import string_types, iteritems
 
 UNITS = ['B', 'KiB', 'MiB', 'GiB', 'TiB', 'PiB', 'EiB']
 
+
 def format_size(size):
     """
     Format byte size into IEC prefixes, B, KiB, MiB ...
@@ -21,6 +22,7 @@ def format_size(size):
         size /= 1024.0
     return (size, UNITS[i])
 
+
 def format_speed(size):
     """
     Format bytes per second speed into IEC prefixes, B/s, KiB/s, MiB/s ...
@@ -28,6 +30,7 @@ def format_speed(size):
     (size, unit) = format_size(size)
     return (size, unit + '/s')
 
+
 def format_timedelta(delta):
     """
     Format datetime.timedelta into <days> <hours>:<minutes>:<seconds>.
@@ -36,6 +39,7 @@ def format_timedelta(delta):
     hours, minutes = divmod(minutes, 60)
     return '%d %02d:%02d:%02d' % (delta.days, hours, minutes, seconds)
 
+
 def format_timestamp(timestamp, utc=False):
     """
     Format unix timestamp into ISO date format.
@@ -49,12 +53,14 @@ def format_timestamp(timestamp, utc=False):
     else:
         return '-'
 
+
 class INetAddressError(Exception):
     """
     Error parsing / generating a internet address.
     """
     pass
 
+
 def inet_address(address, default_port, default_address='localhost'):
     """
     Parse internet address.
@@ -84,6 +90,7 @@ def inet_address(address, default_port, default_address='localhost'):
         raise INetAddressError('Cannot look up address "%s".' % address)
     return (addr, port)
 
+
 def rpc_bool(arg):
     """
     Convert between Python boolean and Transmission RPC boolean.
@@ -95,27 +102,31 @@ def rpc_bool(arg):
             arg = arg.lower() in ['true', 'yes']
     return 1 if bool(arg) else 0
 
+
 TR_TYPE_MAP = {
-    'number' : int,
-    'string' : str,
+    'number': int,
+    'string': str,
     'double': float,
-    'boolean' : rpc_bool,
+    'boolean': rpc_bool,
     'array': list,
     'object': dict
 }
 
+
 def make_python_name(name):
     """
     Convert Transmission RPC name to python compatible name.
     """
     return name.replace('-', '_')
 
+
 def make_rpc_name(name):
     """
     Convert python compatible name to Transmission RPC name.
     """
     return name.replace('_', '-')
 
+
 def argument_value_convert(method, argument, value, rpc_version):
     """
     Check and fix Transmission RPC issues with regards to methods, arguments and values.
@@ -154,6 +165,7 @@ def argument_value_convert(method, argument, value, rpc_version):
         raise ValueError('Argument "%s" does not exists for method "%s".',
                          (argument, method))
 
+
 def get_arguments(method, rpc_version):
     """
     Get arguments for method in specified Transmission RPC version.
@@ -175,6 +187,7 @@ def get_arguments(method, rpc_version):
             accessible.append(argument)
     return accessible
 
+
 def add_stdout_logger(level='debug'):
     """
     Add a stdout target for the transmissionrpc logging.
@@ -189,6 +202,7 @@ def add_stdout_logger(level='debug'):
         loghandler.setLevel(loglevel)
     trpc_logger.addHandler(loghandler)
 
+
 def add_file_logger(filepath, level='debug'):
     """
     Add a stdout target for the transmissionrpc logging.
@@ -203,4 +217,5 @@ def add_file_logger(filepath, level='debug'):
         loghandler.setLevel(loglevel)
     trpc_logger.addHandler(loghandler)
 
+
 Field = namedtuple('Field', ['value', 'dirty'])