Addresses code review comments

scripts/pymultic

@@ -164,8 +164,8 @@ def build_python_container(snekdir, version):
     py_container_tag = 'python:{}'.format(realver)
 
     if subprocess.call([container_exe, 'image', 'inspect', py_container_tag],
-                       stdout=subprocess.DEVNULL,
-                       stderr=subprocess.DEVNULL) == 0:
+                        stdout=subprocess.DEVNULL,
+                        stderr=subprocess.DEVNULL) == 0:
         return
 
     fetch_python(snekdir, version)
@@ -244,6 +244,7 @@ def container_compile(snekdir, ver, infile):
     container_exe = get_container_exe()
     fullver = PYVERS[ver]
     indir = os.path.dirname(os.path.abspath(infile))
+    infile_full_path = infile
     infile = os.path.basename(infile)
 
     if infile.endswith('.py'):
@@ -257,15 +258,15 @@ def container_compile(snekdir, ver, infile):
     print('*** Compiling for Python {}'.format(fullver))
     if ver in {'1.0', '1.1', '1.2', '1.3', '1.4'}:
         # The hard way -- hope your code is safe...
-        srcdir = os.path.dirname(os.path.realpath(infile))
         comptmp = os.path.join(indir, 'pymc_temp.py')
         if os.path.exists(comptmp):
             os.unlink(comptmp)
-        shutil.copyfile(infile, comptmp)
+        shutil.copyfile(infile_full_path, comptmp)
         proc = subprocess.Popen([container_exe, 'run'] + CONTAINER_EXE_EXTRA_ARGS[container_exe] +
-                                ['--rm', '--name', '{}'.format(outfile),
+                                ['--rm', '--name', outfile,
                                  '-v', '{}:/indir:Z'.format(indir),
                                  '-v', '{}:/outdir:Z'.format(os.getcwd()), '-w', '/outdir',
+                                 '-w', '/indir',
                                  'python:{}'.format(fullver),
                                  'python', '-c',
                                  "import pymc_temp"])
@@ -280,7 +281,7 @@ def container_compile(snekdir, ver, infile):
     else:
         # The easy way
         proc = subprocess.Popen([container_exe, 'run'] + CONTAINER_EXE_EXTRA_ARGS[container_exe] +
-                                ['--rm', '--name', '{}'.format(outfile),
+                                ['--rm', '--name', outfile,
                                  '-v', '{}:/indir:Z'.format(indir),
                                  '-v', '{}:/outdir:Z'.format(os.getcwd()), '-w', '/outdir',
                                  'python:{}'.format(fullver),