Add linting for Python 2 and 3

This change adds pep8 linting for Python scripts and bashate linting
for shell scripts.

Signed-off-by: Nicolas Bock <[email protected]>

CMakeLists.txt

@@ -691,13 +691,6 @@ else()
   add_custom_target(dist)
 endif()
 
-include(FindPythonInterp)
-if(NOT PYTHONINTERP_FOUND)
-  message(FATAL "Could not find Python interpreter")
-endif()
-configure_file(${PROJECT_SOURCE_DIR}/scripts/convert-template.in
-  ${CMAKE_BINARY_DIR}/convert-template)
-
 message(STATUS "When building executables with the bml library, please use the following link flags")
 
 if(OPENMP_FOUND)

scripts/convert-template.in → scripts/convert_template.py

@@ -2,6 +2,7 @@
 
 re_D = {}
 
+
 def init_conversion(defs):
     """Initialize the regular expressions given a list of definitions.
     """
@@ -14,6 +15,7 @@ def init_conversion(defs):
             continue
         re_D[re.compile(tokens[0].strip())] = tokens[1].strip()
 
+
 def convert_line(line, defs):
     """Convert a line given a list of definitions.
 
@@ -26,24 +28,23 @@ def convert_line(line, defs):
         new_line = D.sub(re_D[D], new_line)
     return new_line
 
+
 def main():
 
     import argparse
 
-    parser = argparse.ArgumentParser(description="This script acts in a very "
-                                     + "similar way as the C preprocessor would. "
-                                     + "It's just a lot simpler. :)")
+    parser = argparse.ArgumentParser(
+        description="This script acts in a very " +
+        "similar way as the C preprocessor would. " +
+        "It's just a lot simpler. :)")
 
-    parser.add_argument("SOURCE",
-                        help="The Fortran source file")
+    parser.add_argument("SOURCE", help="The Fortran source file")
 
     parser.add_argument("-o",
                         metavar="OUTPUT",
                         help="Write output to file OUTPUT")
 
-    parser.add_argument("-D",
-                        help="Preprocessor macro",
-                        action="append")
+    parser.add_argument("-D", help="Preprocessor macro", action="append")
 
     options = parser.parse_args()
 
@@ -60,6 +61,3 @@ def main():
         fd_out.write(convert_line(line, options.D) + "\n")
     fd_out.close()
     fd_in.close()
-
-if __name__ == "__main__":
-    main()

setup.py

@@ -0,0 +1,11 @@
+import setuptools
+
+setuptools.setup(
+    name="bmlscripts",
+    version="0.1",
+    packages=setuptools.find_packages(),
+    entry_points={
+        "console_scripts": [
+            "convert-template = scripts.convert_template:main"
+        ]}
+)

tox.ini

@@ -0,0 +1,14 @@
+[tox]
+envlist = py2, py3, lint
+
+[testenv]
+commands = python setup.py test
+
+[testenv:lint]
+deps =
+     pycodestyle
+     bashate
+commands =
+         pycodestyle scripts
+         bashate \
+           build.sh scripts/indent.sh