Changeset 7078 for main

Timestamp:

11 Nov 2011, 09:10:26 (13 years ago)

Author:

uli

Message:

Add helper for turning numbers of bytes into some human-readable
string.

File:

• main/waeup.sirp/trunk/src/waeup/sirp/utils/helpers.py (modified) (1 diff)

main/waeup.sirp/trunk/src/waeup/sirp/utils/helpers.py

@@ -403 +403 @@
         if not b1:
             return True
+
+def string_from_bytes(number):
+    """Turn a number into some textual representation.
+
+      Examples:
+
+        >>> string_from_bytes(1)
+        u'1 byte(s)'
+
+        >>> string_from_bytes(1025)
+        u'1 KB'
+
+        >>> string_from_bytes(1.5 * 1024*1024)
+        u'1.50 MB'
+
+        >>> string_from_bytes(673.286 * 1024**3)
+        u'673.29 GB'
+
+    """
+    if number < 1024:
+        return u'%s byte(s)' % (str(number),)
+    elif number < 1024**2:
+        return u'%s KB' % (number / 1024,)
+    elif number < 1024**3:
+        return u'%.2f MB' % (number / 1024**2,)
+    return u'%.2f GB' % (number / 1024**3,)