Add simple PYTHONSTARTUP file

jedi/utils.py

@@ -0,0 +1,41 @@
+"""
+Utilities for end-users.
+"""
+
+import sys
+
+from jedi import Interpreter
+
+
+def readline_complete(text, state):
+    """
+    Function to be passed to :func:`readline.set_completer`.
+
+    Usage::
+
+        import readline
+        readline.set_completer(readline_complete)
+
+    """
+    ns = vars(sys.modules['__main__'])
+    completions = Interpreter(text, [ns]).completions()
+    try:
+        return text + completions[state].complete
+    except IndexError:
+        return None
+
+
+def setup_readline():
+    """
+    Install Jedi completer to :mod:`readline`.
+    """
+    try:
+        import readline
+    except ImportError:
+        print("Module readline not available.")
+    else:
+        readline.set_completer(readline_complete)
+        readline.parse_and_bind("tab: complete")
+
+        # Default delimiters minus "()":
+        readline.set_completer_delims(' \t\n`~!@#$%^&*-=+[{]}\\|;:\'",<>/?')