1 files changed, 26 insertions, 0 deletions
diff --git a/compose/cli/utils.py b/compose/cli/utils.py
index f60f61cd..4d4fc4c1 100644
--- a/compose/cli/utils.py
+++ b/compose/cli/utils.py
@@ -2,6 +2,7 @@ from __future__ import absolute_import
 from __future__ import division
 from __future__ import unicode_literals
 
+import math
 import os
 import platform
 import ssl
@@ -11,6 +12,7 @@ import sys
 import docker
 
 import compose
+from ..const import IS_WINDOWS_PLATFORM
 
 # WindowsError is not defined on non-win32 platforms. Avoid runtime errors by
 # defining it as OSError (its parent class) if missing.
@@ -73,6 +75,10 @@ def is_ubuntu():
     return platform.system() == 'Linux' and platform.linux_distribution()[0] == 'Ubuntu'
 
 
+def is_windows():
+    return IS_WINDOWS_PLATFORM
+
+
 def get_version_info(scope):
     versioninfo = 'docker-compose version {}, build {}'.format(
         compose.__version__,
@@ -122,3 +128,23 @@ def generate_user_agent():
     else:
         parts.append("{}/{}".format(p_system, p_release))
     return " ".join(parts)
+
+
+def unquote_path(s):
+    if not s:
+        return s
+    if s[0] == '"' and s[-1] == '"':
+        return s[1:-1]
+    return s
+
+
+def human_readable_file_size(size):
+    suffixes = ['B', 'kB', 'MB', 'GB', 'TB', 'PB', 'EB', ]
+    order = int(math.log(size, 2) / 10) if size else 0
+    if order >= len(suffixes):
+        order = len(suffixes) - 1
+
+    return '{0:.3g} {1}'.format(
+        size / float(1 << (order * 10)),
+        suffixes[order]
+    )