Run flake8 in Travis and make code PEP8 compliant. (#387)

src/plasma/setup.py

@@ -7,11 +7,13 @@ import setuptools.command.install as _install
 
 import subprocess
 
+
 class install(_install.install):
   def run(self):
     subprocess.check_call(["make"])
     subprocess.check_call(["cp", "build/plasma_store", "plasma/plasma_store"])
-    subprocess.check_call(["cp", "build/plasma_manager", "plasma/plasma_manager"])
+    subprocess.check_call(["cp", "build/plasma_manager",
+                           "plasma/plasma_manager"])
     subprocess.check_call(["cmake", ".."], cwd="./build")
     subprocess.check_call(["make", "install"], cwd="./build")
     # Calling _install.install.run(self) does not fetch required packages and
@@ -19,14 +21,14 @@ class install(_install.install):
     # setuptools. So, calling do_egg_install() manually here.
     self.do_egg_install()
 
+
 setup(name="Plasma",
       version="0.0.1",
       description="Plasma client for Python",
       packages=find_packages(),
       package_data={"plasma": ["plasma_store",
                                "plasma_manager",
-                               "libplasma.so"],
-      },
+                               "libplasma.so"]},
       cmdclass={"install": install},
       include_package_data=True,
       zip_safe=False)