add comments and fix bug in upgrade_center with python3

[rainbowstream.git] / rainbowstream / colors.py

diff --git a/rainbowstream/colors.py b/rainbowstream/colors.py
index 335847f620389b0863fe31357155a9a9572fe1f2..a39dcb6b0c41ac9d78e1495c27e92bf4cda17d56 100644 (file)
--- a/rainbowstream/colors.py
+++ b/rainbowstream/colors.py
@@ -3,6 +3,10 @@ def basic_color(code):
     16 colors supported
     """
     def inner(text, rl=False):
+        """
+        Every raw_input with color sequences should be called with
+        rl=True to avoid readline messed up the length calculation
+        """
         c = code
         if rl:
             return "\001\033[%sm\002%s\001\033[0m\002" % (c, text)
@@ -16,6 +20,10 @@ def term_color(code):
     256 colors supported
     """
     def inner(text, rl=False):
+        """
+        Every raw_input with color sequences should be called with
+        rl=True to avoid readline messed up the length calculation
+        """
         c = code
         if rl:
             return "\001\033[38;5;%sm\002%s\001\033[0m\002" % (c, text)