dot/ipython-config.py: Set the indent level to two spaces like God intended.

[profile] / dot / ipython-config.py

diff --git a/dot/ipython-config.py b/dot/ipython-config.py
index 63e7de4..f48e057 100644 (file)
--- a/dot/ipython-config.py
+++ b/dot/ipython-config.py
@@ -1,7 +1,13 @@
 ### -*-python -*-
 
+try: import pygments as PYG
+except: PYG = None
+try: import prompt_toolkit as PTK
+except: PTK = None
+
 c = get_config()
 
+## Simple stuff.
 c.InteractiveShell.autocall = 0
 c.InteractiveShell.autoindent = True
 c.InteractiveShell.automagic = False
@@ -12,3 +18,88 @@ c.InteractiveShell.colors = 'Linux'
 c.TerminalIPythonApp.display_banner = False
 c.TerminalInteractiveShell.confirm_exit = False
 c.TerminalInteractiveShell.display_completions = 'readlinelike'
+c.TerminalInteractiveShell.extra_open_editor_shortcuts = True
+c.TerminalInteractiveShell.term_title = False
+
+## Syntax colouring.
+if PYG and getattr(PYG, 'token', None):
+  T = PYG.token
+  c.TerminalInteractiveShell.highlighting_style = 'emacs'
+  c.TerminalInteractiveShell.highlighting_style_overrides = {
+    T.Keyword: 'bold #fff',
+    T.Comment: 'italic #54ff9f',
+    T.Literal.Number: '#ffff00',
+    T.Literal.String: '#87ceff',
+    T.Literal.String.Escape: '#87ceff',
+    T.Literal.String.Interpol: '#87ceff',
+    T.Name: '#fff',
+    T.Name.Builtin: '#fff',
+    T.Name.Class: '#fff',
+    T.Name.Constant: 'italic #fff',
+    T.Name.Decorator: '#fff',
+    T.Name.Exception: '#fff',
+    T.Name.Function: '#fff',
+    T.Name.Function.Magic: '#fff',
+    T.Name.Label: '#fff',
+    T.Name.Namespace: '#fff',
+    T.Name.Variable: '#fff',
+    T.Name.Variable.Class: '#fff',
+    T.Name.Variable.Global: '#fff',
+    T.Name.Variable.Instance: '#fff',
+    T.Name.Variable.Magic: '#fff',
+    T.Operator: '#eec591',
+    T.Operator.Word: 'bold #fff',
+    T.Punctuation: '#eec591',
+  }
+
+if PYG and PTK:
+  d = {
+    PTK.token.Token.MatchingBracket: '',
+    PTK.token.Token.MatchingBracket.Cursor: '',
+    PTK.token.Token.MatchingBracket.Other: 'bg:#006400'
+  }
+  c.TerminalInteractiveShell.highlighting_style_overrides.update(d)
+
+## Set the indent level.  `Look what you made me do.'
+import IPython.core.inputsplitter as _IPCIP
+def my_find_indent(self, line):
+    """Compute the new indentation level for a single line.
+
+    Parameters
+    ----------
+    line : str
+      A single new line of non-whitespace, non-comment Python input.
+
+    Returns
+    -------
+    indent_spaces : int
+      New value for the indent level (it may be equal to self.indent_spaces
+    if indentation doesn't change.
+
+    full_dedent : boolean
+      Whether the new line causes a full flush-left dedent.
+    """
+    indent_spaces = self.indent_spaces
+    full_dedent = self._full_dedent
+
+    inisp = _IPCIP.num_ini_spaces(line)
+    if inisp < indent_spaces:
+        indent_spaces = inisp
+        if indent_spaces <= 0:
+            #print 'Full dedent in text',self.source # dbg
+            full_dedent = True
+
+    if line.rstrip()[-1] == ':':
+        indent_spaces += 2
+    elif _IPCIP.dedent_re.match(line):
+        indent_spaces -= 2
+        if indent_spaces <= 0:
+            full_dedent = True
+
+    # Safety
+    if indent_spaces < 0:
+        indent_spaces = 0
+        #print 'safety' # dbg
+
+    return indent_spaces, full_dedent
+_IPCIP.InputSplitter._find_indent = my_find_indent