IPython/excolors.py

# -*- coding: utf-8 -*-
"""
Color schemes for exception handling code in IPython.

$Id: Prompts.py 638 2005-07-18 03:01:41Z fperez $"""

#*****************************************************************************
#       Copyright (C) 2005-2006 Fernando Perez <[e-mail]>
#
#  Distributed under the terms of the BSD License.  The full license is in
#  the file COPYING, distributed as part of this software.
#*****************************************************************************

from IPython import Release
__author__  = '%s <%s>' % Release.authors['Fernando']
__license__ = Release.license
__version__ = Release.version

#****************************************************************************
# Required modules
from IPython.ColorANSI import ColorSchemeTable, TermColors, ColorScheme

ExceptionColors = ColorSchemeTable()

# Populate it with color schemes
C = TermColors # shorthand and local lookup
ExceptionColors.add_scheme(ColorScheme(
    'NoColor',
    # The color to be used for the top line
    topline = C.NoColor,

    # The colors to be used in the traceback
    filename = C.NoColor,
    lineno = C.NoColor,
    name = C.NoColor,
    vName = C.NoColor,
    val = C.NoColor,
    em = C.NoColor,
    
    # Emphasized colors for the last frame of the traceback
    normalEm = C.NoColor,
    filenameEm = C.NoColor,
    linenoEm = C.NoColor,
    nameEm = C.NoColor,
    valEm = C.NoColor,
    
    # Colors for printing the exception
    excName = C.NoColor,
    line = C.NoColor,
    caret = C.NoColor,
    Normal = C.NoColor
    ))

# make some schemes as instances so we can copy them for modification easily
ExceptionColors.add_scheme(ColorScheme(
    'Linux',
    # The color to be used for the top line
    topline = C.LightRed,

    # The colors to be used in the traceback
    filename = C.Green,
    lineno = C.Green,
    name = C.Purple,
    vName = C.Cyan,
    val = C.Green,
    em = C.LightCyan,

    # Emphasized colors for the last frame of the traceback
    normalEm = C.LightCyan,
    filenameEm = C.LightGreen,
    linenoEm = C.LightGreen,
    nameEm = C.LightPurple,
    valEm = C.LightBlue,

    # Colors for printing the exception
    excName = C.LightRed,
    line = C.Yellow,
    caret = C.White,
    Normal = C.Normal
    ))

# For light backgrounds, swap dark/light colors
ExceptionColors.add_scheme(ColorScheme(
    'LightBG',
    # The color to be used for the top line
    topline = C.Red,
    
    # The colors to be used in the traceback
    filename = C.LightGreen,
    lineno = C.LightGreen,
    name = C.LightPurple,
    vName = C.Cyan,
    val = C.LightGreen,
    em = C.Cyan,

    # Emphasized colors for the last frame of the traceback
    normalEm = C.Cyan,
    filenameEm = C.Green,
    linenoEm = C.Green,
    nameEm = C.Purple,
    valEm = C.Blue,

    # Colors for printing the exception
    excName = C.Red,
    #line = C.Brown,  # brown often is displayed as yellow
    line = C.Red,
    caret = C.Normal,
    Normal = C.Normal
    ))