nvcc_compiler.py has been modified in order to respect the flake8 style.

theano/sandbox/cuda/nvcc_compiler.py

@@ -4,7 +4,6 @@ import logging
 import os
 import subprocess
 import sys
-import warnings
 from locale import getpreferredencoding
 
 import numpy
@@ -249,7 +248,8 @@ class NVCC_compiler(Compiler):
             _logger.debug('Writing module C++ code to %s', cppfilename)
             cppfile.write(src_code)
 
-        lib_filename = os.path.join(location, '%s.%s' %
+        lib_filename = os.path.join(
+            location, '%s.%s' %
             (module_name, get_lib_extension()))
 
         _logger.debug('Generating shared lib %s', lib_filename)
@@ -341,7 +341,7 @@ class NVCC_compiler(Compiler):
                 indexof = cmd.index('-u')
                 cmd.pop(indexof)  # Remove -u
                 cmd.pop(indexof)  # Remove argument to -u
-            except ValueError as e:
+            except ValueError:
                 done = True
 
         # CUDA Toolkit v4.1 Known Issues:
@@ -364,6 +364,8 @@ class NVCC_compiler(Compiler):
             console_encoding = getpreferredencoding()
             nvcc_stdout = decode_with(nvcc_stdout_raw, console_encoding)
             nvcc_stderr = decode_with(nvcc_stderr_raw, console_encoding)
+            p = subprocess.Popen(
+                cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
         finally:
             os.chdir(orig_dir)