cleanup

5 files changed, 13 insertions, 30 deletions

diff --git a/lib/spack/spack/build_environment.py b/lib/spack/spack/build_environment.py
index e456f11292..2c9feca8ae 100644
--- a/lib/spack/spack/build_environment.py
+++ b/lib/spack/spack/build_environment.py
@@ -32,11 +32,11 @@ import sys
 import shutil
 import multiprocessing
 import platform
-from llnl.util.filesystem import *
 
-import spack
 import llnl.util.tty as tty
 from llnl.util.filesystem import *
+
+import spack
 from spack.environment import EnvironmentModifications, validate
 import spack.compilers as compilers
 import spack.compiler as Compiler
@@ -99,16 +99,16 @@ def set_compiler_environment_variables(pkg, env):
     flags = pkg.spec.compiler_flags
 
     # Set compiler variables used by CMake and autotools
-    assert all(key in pkg.compiler.link_paths for key in ('cc', 'cxx', 'f77', 'fc'))
+    assert all(key in compiler.link_paths for key in ('cc', 'cxx', 'f77', 'fc'))
 
     # Populate an object with the list of environment modifications
     # and return it
     # TODO : add additional kwargs for better diagnostics, like requestor, ttyout, ttyerr, etc.
     link_dir = spack.build_env_path
-    env.set('CC', join_path(link_dir, pkg.compiler.link_paths['cc']))
-    env.set('CXX', join_path(link_dir, pkg.compiler.link_paths['cxx']))
-    env.set('F77', join_path(link_dir, pkg.compiler.link_paths['f77']))
-    env.set('FC', join_path(link_dir, pkg.compiler.link_paths['fc']))
+    env.set('CC',  join_path(link_dir, compiler.link_paths['cc']))
+    env.set('CXX', join_path(link_dir, compiler.link_paths['cxx']))
+    env.set('F77', join_path(link_dir, compiler.link_paths['f77']))
+    env.set('FC',  join_path(link_dir, compiler.link_paths['fc']))
 
     # Set SPACK compiler variables so that our wrapper knows what to call
     if compiler.cc:
@@ -119,11 +119,11 @@ def set_compiler_environment_variables(pkg, env):
         env.set('SPACK_F77', compiler.f77)
     if compiler.fc:
         env.set('SPACK_FC', compiler.fc)
-    # Add every valid compiler flag to the environment, prefaced by "SPACK_"
+    # Add every valid compiler flag to the environment, prefixed with "SPACK_"
     for flag in spack.spec.FlagMap.valid_compiler_flags():
         # Concreteness guarantees key safety here
         if flags[flag] != []:
-            env.set('SPACK_'+flag.upper(), ' '.join(f for f in flags[flag]))
+            env.set('SPACK_' + flag.upper(), ' '.join(f for f in flags[flag]))
 
     env.set('SPACK_COMPILER_SPEC', str(pkg.spec.compiler))
     return env
diff --git a/lib/spack/spack/cmd/find.py b/lib/spack/spack/cmd/find.py
index ef582a1680..b0e719c2db 100644
--- a/lib/spack/spack/cmd/find.py
+++ b/lib/spack/spack/cmd/find.py
@@ -93,10 +93,10 @@ def display_specs(specs, **kwargs):
         hlen = None
 
     nfmt = '.' if namespace else '_'
-    format_string = '$%s$@$+' %nfmt
+    format_string = '$%s$@$+' % nfmt
     flags = kwargs.get('show_flags', False)
     if flags:
-        format_string = '$.$@$%+$+' if nfmt == '.' else '$_$@$%+$+'
+        format_string = '$%s$@$%%+$+' % nfmt
 
     # Make a dict with specs keyed by architecture and compiler.
     index = index_by(specs, ('architecture', 'compiler'))
diff --git a/lib/spack/spack/compilers/__init__.py b/lib/spack/spack/compilers/__init__.py
index d625949ceb..ca296d433f 100644
--- a/lib/spack/spack/compilers/__init__.py
+++ b/lib/spack/spack/compilers/__init__.py
@@ -39,7 +39,6 @@ import spack.config
 import spack.architecture
 
 from spack.util.multiproc import parmap
-import spack.compiler as Comp
 from spack.compiler import Compiler
 from spack.util.executable import which
 from spack.util.naming import mod_to_class
diff --git a/lib/spack/spack/concretize.py b/lib/spack/spack/concretize.py
index 6c0fda2d59..507052fe34 100644
--- a/lib/spack/spack/concretize.py
+++ b/lib/spack/spack/concretize.py
@@ -43,7 +43,6 @@ from functools import partial
 from spec import DependencyMap
 from itertools import chain
 from spack.config import *
-import spack.compiler as Compiler
 
 
 class DefaultConcretizer(object):
@@ -279,8 +278,6 @@ class DefaultConcretizer(object):
         """
         ret = False
         for flag in spack.spec.FlagMap.valid_compiler_flags():
-#            if flag in spec.compiler_flags:
-#                continue
             try:
                 nearest = next(p for p in spec.traverse(direction='parents')
                                if ((p.compiler == spec.compiler and p is not spec)
@@ -317,7 +314,8 @@ class DefaultConcretizer(object):
                 if compiler.flags[flag] != []:
                     ret = True
             else:
-                if (sorted(spec.compiler_flags[flag]) != sorted(compiler.flags[flag])) and (not set(spec.compiler_flags[flag]) >= set(compiler.flags[flag])):
+                if ((sorted(spec.compiler_flags[flag]) != sorted(compiler.flags[flag])) and
+                    (not set(spec.compiler_flags[flag]) >= set(compiler.flags[flag]))):
                     ret = True
                     spec.compiler_flags[flag] = list(set(spec.compiler_flags[flag]) |
                                                      set(compiler.flags[flag]))
@@ -325,19 +323,6 @@ class DefaultConcretizer(object):
         return ret
 
 
-#    def choose_provider(self, spec, providers):
-#        """This is invoked for virtual specs.  Given a spec with a virtual name,
-#           say "mpi", and a list of specs of possible providers of that spec,
-#           select a provider and return it.
-#        """
-#        assert(spec.virtual)
-#        assert(providers)
-#        index = spack.spec.index_specs(providers)
-#        first_key = sorted(index.keys())[0]
-#        latest_version = sorted(index[first_key])[-1]
-#        return latest_version
-
-
 def find_spec(spec, condition):
     """Searches the dag from spec in an intelligent order and looks
        for a spec that matches a condition"""
diff --git a/lib/spack/spack/database.py b/lib/spack/spack/database.py
index ad4df980cd..dd3893514c 100644
--- a/lib/spack/spack/database.py
+++ b/lib/spack/spack/database.py
@@ -353,7 +353,6 @@ class Database(object):
         temp_file = self._index_path + (
             '.%s.%s.temp' % (socket.getfqdn(), os.getpid()))
 
-
         # Write a temporary database file them move it into place
         try:
             with open(temp_file, 'w') as f: