Add install command & reorganize

python_appimage/commands/install.py

@@ -0,0 +1,26 @@
+import os
+
+from ..utils import deps
+from ..utils.log import log
+
+
+
+
+__all__ = ['execute']
+
+
+def _unpack_args(args):
+    '''Unpack command line arguments
+    '''
+    return args.binary
+
+
+def execute(*args):
+    '''Install the requested dependencies
+    '''
+    bindir = os.path.dirname(deps.PATCHELF)
+    for binary in args:
+        installed = getattr(deps, 'ensure_' + binary)()
+        words = 'has been' if installed else 'already' 
+        log('INSTALL',
+            '{:} {:} installed in {:}'.format(binary, words, bindir))