Apply autopep8 for W291,W293

(pep8)cpascual@pc218:~/src/taurus(taurus4-preview)$ flake8 -qq --count --statistics lib doc scripts setup.py --exclude="lib/taurus/external/*"
8       E111 indentation is not a multiple of four
1       E124 closing bracket does not match visual indentation
2       E127 continuation line over-indented for visual indent
800     E265 block comment should start with '# '
2819    E501 line too long (81 > 79 characters)
7       E712 comparison to True should be 'if cond is True:' or 'if cond:'
10      E713 test for membership should be 'not in'
29      E714 test for object identity should be 'is not'
5       E721 do not compare types, use 'isinstance()'
149     F401 '__qt' imported but unused
165     F403 'from core.taurushelper import *' used; unable to detect undefined names
7       F811 redefinition of unused 'sys' from line 32
4       F812 list comprehension redefines 'row' from line 378
29      F821 undefined name 'self'
5       F822 undefined name 'TaurusNexusBrowser' in __all__
93      F841 local variable 'ok' is assigned to but never used
776     W291 trailing whitespace
64      W293 blank line contains whitespace
42      W601 .has_key() is deprecated, use 'in'
18      W602 deprecated form of raising exception
5033

cpascual@pc218:~/src/taurus(taurus4-preview)$ devenv python lib/taurus/test/testsuite.py
(...)
Ran 558 tests in 41.833s

OK (skipped=10)

(pep8)cpascual@pc218:~/src/taurus(taurus4-preview)$ autopep8 -a -a -irv --select="W291,W293" --exclude="*/taurus/external/*" lib doc scripts setup.py
(pep8)cpascual@pc218:~/src/taurus(taurus4-preview)$ flake8 -qq --count --statistics lib doc scripts setup.
8       E111 indentation is not a multiple of four
1       E124 closing bracket does not match visual indentation
2       E127 continuation line over-indented for visual indent
800     E265 block comment should start with '# '
2819    E501 line too long (81 > 79 characters)
7       E712 comparison to True should be 'if cond is True:' or 'if cond:'
10      E713 test for membership should be 'not in'
29      E714 test for object identity should be 'is not'
5       E721 do not compare types, use 'isinstance()'
149     F401 '__qt' imported but unused
165     F403 'from core.taurushelper import *' used; unable to detect undefined names
7       F811 redefinition of unused 'sys' from line 32
4       F812 list comprehension redefines 'row' from line 378
29      F821 undefined name 'self'
5       F822 undefined name 'TaurusNexusBrowser' in __all__
93      F841 local variable 'ok' is assigned to but never used
42      W601 .has_key() is deprecated, use 'in'
18      W602 deprecated form of raising exception
4193

cpascual@pc218:~/src/taurus(taurus4-preview)$ devenv python lib/taurus/test/testsuite.py
(...)
Ran 558 tests in 40.323s

OK (skipped=10)

1 files changed, 4 insertions, 4 deletions

diff --git a/setup.py b/setup.py
index aaf07c62..e77a79e6 100644
--- a/setup.py
+++ b/setup.py
@@ -587,11 +587,11 @@ class install_html(Command):
 
 
 class install_scripts(dftinstall_scripts):
-    '''Customization to create .bat wrappers for the scripts 
+    '''Customization to create .bat wrappers for the scripts
     when installing on windows.
     Adapted from a recipe by Matthew Brett (who licensed it under CC0):
     https://github.com/matthew-brett/myscripter/blob/master/setup.py
-    See rationale in: 
+    See rationale in:
     http://matthew-brett.github.io/pydagogue/installing_scripts.html
     '''
 
@@ -791,7 +791,7 @@ if sphinx:
     from sphinx.setup_command import BuildDoc
 
     class build_catalog(object):
-        '''builds an html catalog of icons. It links to png thumbnails that are 
+        '''builds an html catalog of icons. It links to png thumbnails that are
         created in the _static dir
         '''
 
@@ -918,7 +918,7 @@ if sphinx:
 
         @staticmethod
         def _zipdir(basedir, archivename):
-            '''function to zip the contents of basedir into archivename. 
+            '''function to zip the contents of basedir into archivename.
             Adapted from: http://stackoverflow.com/questions/296499
             '''
             from zipfile import ZipFile, ZIP_DEFLATED