4 files changed, 6 insertions, 14 deletions
diff --git a/numpy/distutils/ccompiler.py b/numpy/distutils/ccompiler.py
index 2c80685c3..5b7cb3fcf 100644
--- a/numpy/distutils/ccompiler.py
+++ b/numpy/distutils/ccompiler.py
@@ -424,10 +424,8 @@ def _compiler_to_string(compiler):
             v = getattr(compiler, key)
             mx = max(mx, len(key))
             props.append((key, repr(v)))
-    lines = []
-    format = '%-' + repr(mx+1) + 's = %s'
-    for prop in props:
-        lines.append(format % prop)
+    fmt = '%-' + repr(mx+1) + 's = %s'
+    lines = [fmt % prop for prop in props]
     return '\n'.join(lines)
 
 def CCompiler_show_customization(self):
diff --git a/numpy/distutils/conv_template.py b/numpy/distutils/conv_template.py
index 4a8746236..b33e315b4 100644
--- a/numpy/distutils/conv_template.py
+++ b/numpy/distutils/conv_template.py
@@ -206,10 +206,8 @@ def parse_loop_header(loophead) :
     dlist = []
     if nsub is None :
         raise ValueError("No substitution variables found")
-    for i in range(nsub) :
-        tmp = {}
-        for name, vals in names :
-            tmp[name] = vals[i]
+    for i in range(nsub):
+        tmp = {name: vals[i] for name, vals in names}
         dlist.append(tmp)
     return dlist
 
diff --git a/numpy/distutils/exec_command.py b/numpy/distutils/exec_command.py
index f2916d24f..aaeca99ee 100644
--- a/numpy/distutils/exec_command.py
+++ b/numpy/distutils/exec_command.py
@@ -148,9 +148,7 @@ def find_executable(exe, path=None, _cache={}):
 
 def _preserve_environment( names ):
     log.debug('_preserve_environment(%r)' % (names))
-    env = {}
-    for name in names:
-        env[name] = os.environ.get(name)
+    env = {name: os.environ.get(name) for name in names}
     return env
 
 def _update_environment( **env ):
diff --git a/numpy/distutils/npy_pkg_config.py b/numpy/distutils/npy_pkg_config.py
index ea16e772d..bfe8b9f77 100644
--- a/numpy/distutils/npy_pkg_config.py
+++ b/numpy/distutils/npy_pkg_config.py
@@ -222,9 +222,7 @@ def parse_meta(config):
     if not config.has_section('meta'):
         raise FormatError("No meta section found !")
 
-    d = {}
-    for name, value in config.items('meta'):
-        d[name] = value
+    d = dict(config.items('meta'))
 
     for k in ['name', 'description', 'version']:
         if not k in d: