1 files changed, 48 insertions, 30 deletions
diff --git a/lib/spack/spack/cmd/load.py b/lib/spack/spack/cmd/load.py
index 64ae08930c..11ec2c5e25 100644
--- a/lib/spack/spack/cmd/load.py
+++ b/lib/spack/spack/cmd/load.py
@@ -20,47 +20,63 @@ level = "short"
 
 def setup_parser(subparser):
     """Parser is only constructed so that this prints a nice help
-       message with -h. """
-    arguments.add_common_arguments(subparser, ['constraint'])
+    message with -h."""
+    arguments.add_common_arguments(subparser, ["constraint"])
 
     shells = subparser.add_mutually_exclusive_group()
     shells.add_argument(
-        '--sh', action='store_const', dest='shell', const='sh',
-        help="print sh commands to load the package")
+        "--sh",
+        action="store_const",
+        dest="shell",
+        const="sh",
+        help="print sh commands to load the package",
+    )
     shells.add_argument(
-        '--csh', action='store_const', dest='shell', const='csh',
-        help="print csh commands to load the package")
+        "--csh",
+        action="store_const",
+        dest="shell",
+        const="csh",
+        help="print csh commands to load the package",
+    )
     shells.add_argument(
-        '--fish', action='store_const', dest='shell', const='fish',
-        help="print fish commands to load the package")
+        "--fish",
+        action="store_const",
+        dest="shell",
+        const="fish",
+        help="print fish commands to load the package",
+    )
     shells.add_argument(
-        '--bat', action='store_const', dest='shell', const='bat',
-        help="print bat commands to load the package")
+        "--bat",
+        action="store_const",
+        dest="shell",
+        const="bat",
+        help="print bat commands to load the package",
+    )
 
     subparser.add_argument(
-        '--first',
-        action='store_true',
+        "--first",
+        action="store_true",
         default=False,
-        dest='load_first',
-        help="load the first match if multiple packages match the spec"
+        dest="load_first",
+        help="load the first match if multiple packages match the spec",
     )
 
     subparser.add_argument(
-        '--only',
-        default='package,dependencies',
-        dest='things_to_load',
-        choices=['package', 'dependencies'],
+        "--only",
+        default="package,dependencies",
+        dest="things_to_load",
+        choices=["package", "dependencies"],
         help="""select whether to load the package and its dependencies
 the default is to load the package and all dependencies
 alternatively one can decide to load only the package or only
-the dependencies"""
+the dependencies""",
     )
 
     subparser.add_argument(
-        '--list',
-        action='store_true',
+        "--list",
+        action="store_true",
         default=False,
-        help="show loaded packages: same as `spack find --loaded`"
+        help="show loaded packages: same as `spack find --loaded`",
     )
 
 
@@ -74,11 +90,13 @@ def load(parser, args):
         spack.cmd.display_specs(results)
         return
 
-    specs = [spack.cmd.disambiguate_spec(spec, env, first=args.load_first)
-             for spec in spack.cmd.parse_specs(args.constraint)]
+    specs = [
+        spack.cmd.disambiguate_spec(spec, env, first=args.load_first)
+        for spec in spack.cmd.parse_specs(args.constraint)
+    ]
 
     if not args.shell:
-        specs_str = ' '.join(args.constraint) or "SPECS"
+        specs_str = " ".join(args.constraint) or "SPECS"
         spack.cmd.common.shell_init_instructions(
             "spack load",
             "    eval `spack load {sh_arg} %s`" % specs_str,
@@ -86,11 +104,11 @@ def load(parser, args):
         return 1
 
     with spack.store.db.read_transaction():
-        if 'dependencies' in args.things_to_load:
-            include_roots = 'package' in args.things_to_load
-            specs = [dep for spec in specs
-                     for dep in
-                     spec.traverse(root=include_roots, order='post')]
+        if "dependencies" in args.things_to_load:
+            include_roots = "package" in args.things_to_load
+            specs = [
+                dep for spec in specs for dep in spec.traverse(root=include_roots, order="post")
+            ]
 
         env_mod = spack.util.environment.EnvironmentModifications()
         for spec in specs: