fix trailing whitespace
fix multiple whitespace issues in svg_*.py examples (E293, E291)
pep8 fix E201
pep8 fix e2* in examples dir part 1/2
pep8 fix e2* in examples dir part 2/2

Signed-off-by: Thomas Hisch <t.hisch@gmail.com>
pep8 fix E701
pep8 fix E502 (redundant backslash)
pep8 fix e702,e703
pep8 fix E302
remove blacklisted examples from coding style unittest

Signed-off-by: Thomas Hisch <t.hisch@gmail.com>
ignore line to long errors for pep8 unit tests in examples/
pep8 fix E124-E129

Signed-off-by: Thomas Hisch <t.hisch@gmail.com>
pep fix E401
fix all issues in the output of the pep8 unit test
decrease the number of ignored pep8 error classes

Signed-off-by: Thomas Hisch <t.hisch@gmail.com>
consider @weathergods suggestions
prettify instantiation of ellipsecollection object
avoid triple quoted string
fix mutable default arguments
don't use implicit tuple assignment