minor PEP8 edits

5 files changed, 10 insertions, 9 deletions

diff --git a/pyasn1/codec/ber/decoder.py b/pyasn1/codec/ber/decoder.py
index 5424195..3c3be9c 100644
--- a/pyasn1/codec/ber/decoder.py
+++ b/pyasn1/codec/ber/decoder.py
@@ -635,6 +635,7 @@ class UniversalConstructedTypeDecoder(AbstractConstructedDecoder):
 
         return asn1Object, substrate
 
+
 class SequenceOrSequenceOfDecoder(UniversalConstructedTypeDecoder):
     protoRecordComponent = univ.Sequence()
     protoSequenceComponent = univ.SequenceOf()
@@ -737,7 +738,7 @@ class AnyDecoder(AbstractSimpleDecoder):
                      decodeFun=None, substrateFun=None,
                      **options):
         if asn1Spec is None or asn1Spec is not None and tagSet != asn1Spec.tagSet:
-            fullSubstrate=options['fullSubstrate']
+            fullSubstrate = options['fullSubstrate']
 
             # untagged Any container, recover inner header substrate
             length += len(fullSubstrate) - len(substrate)
@@ -759,7 +760,7 @@ class AnyDecoder(AbstractSimpleDecoder):
             # tagged Any type -- consume header substrate
             header = null
         else:
-            fullSubstrate=options['fullSubstrate']
+            fullSubstrate = options['fullSubstrate']
 
             # untagged Any, recover header substrate
             header = fullSubstrate[:-len(substrate)]
diff --git a/pyasn1/codec/ber/encoder.py b/pyasn1/codec/ber/encoder.py
index b43e209..e52bb49 100644
--- a/pyasn1/codec/ber/encoder.py
+++ b/pyasn1/codec/ber/encoder.py
@@ -23,9 +23,9 @@ class AbstractItemEncoder(object):
         if isConstructed:
             encodedTag |= tag.tagFormatConstructed
         if tagId < 31:
-            return (encodedTag | tagId,)
+            return encodedTag | tagId,
         else:
-            substrate = (tagId & 0x7f,)
+            substrate = tagId & 0x7f,
             tagId >>= 7
             while tagId:
                 substrate = (0x80 | (tagId & 0x7f),) + substrate
@@ -36,7 +36,7 @@ class AbstractItemEncoder(object):
         if not defMode and self.supportIndefLenMode:
             return (0x80,)
         if length < 0x80:
-            return (length,)
+            return length,
         else:
             substrate = ()
             while length:
@@ -388,7 +388,7 @@ class ChoiceEncoder(AbstractItemEncoder):
 
 class AnyEncoder(OctetStringEncoder):
     def encodeValue(self, value, encodeFun, **options):
-        return value.asOctets(), options.get('defMode', True) == False, True
+        return value.asOctets(), not options.get('defMode', True), True
 
 
 tagMap = {
diff --git a/pyasn1/compat/calling.py b/pyasn1/compat/calling.py
index 0b2c464..fde25d8 100644
--- a/pyasn1/compat/calling.py
+++ b/pyasn1/compat/calling.py
@@ -12,7 +12,8 @@ __all__ = ['callable']
 if (2, 7) < version_info[:2] < (3, 2):
     import collections
 
-    callable = lambda x: isinstance(x, collections.Callable)
+    def callable(x):
+        return isinstance(x, collections.Callable)
 
 else:
 
diff --git a/pyasn1/compat/integer.py b/pyasn1/compat/integer.py
index 11992c3..0c426a2 100644
--- a/pyasn1/compat/integer.py
+++ b/pyasn1/compat/integer.py
@@ -106,4 +106,3 @@ else:
 
     def bitLength(number):
         return int(number).bit_length()
-
diff --git a/pyasn1/compat/string.py b/pyasn1/compat/string.py
index 058eb48..24e64b6 100644
--- a/pyasn1/compat/string.py
+++ b/pyasn1/compat/string.py
@@ -23,4 +23,4 @@ if version_info[:2] <= (2, 5):
 else:
 
     def partition(string, sep):
-        return string.partition(sep)
\ No newline at end of file
+        return string.partition(sep)