remove deprecation warning in inspect module

AlwxSin · AlwxSin · commit a743920e3fb2 · 2017-04-18T12:01:24.000+03:00
method getargspec was deprecated in python3
and method getfullargspec was deprecated until python3.6 in favour
of signature method
diff --git a/bpython/curtsiesfrontend/manual_readline.py b/bpython/curtsiesfrontend/manual_readline.py
@@ -10,10 +10,15 @@
 
 import inspect
 from six import iteritems
+from bpython._py3compat import py3
 
 INDENT = 4
 
 # TODO Allow user config of keybindings for these actions
+if py3:
+    getargspec = lambda func: inspect.getargspec(func)[0]
+else:
+    getargspec = lambda func: inspect.signature(func).parameters
 
 
 class AbstractEdits(object):
@@ -38,7 +43,7 @@ def add(self, key, func, overwrite=False):
                 del self[key]
             else:
                 raise ValueError('key %r already has a mapping' % (key,))
-        params = inspect.getargspec(func)[0]
+        params = getargspec(func)
         args = dict((k, v) for k, v in iteritems(self.default_kwargs)
                     if k in params)
         r = func(**args)
@@ -64,7 +69,7 @@ def add_config_attr(self, config_attr, func):
 
     def call(self, key, **kwargs):
         func = self[key]
-        params = inspect.getargspec(func)[0]
+        params = getargspec(func)
         args = dict((k, v) for k, v in kwargs.items() if k in params)
         return func(**args)
 
