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-rw-r--r--Lib/idlelib/MultiCall.py22
1 files changed, 12 insertions, 10 deletions
diff --git a/Lib/idlelib/MultiCall.py b/Lib/idlelib/MultiCall.py
index 4f53115..1c6103a 100644
--- a/Lib/idlelib/MultiCall.py
+++ b/Lib/idlelib/MultiCall.py
@@ -106,24 +106,26 @@ class _SimpleBinder:
# _state_subsets gives for each combination of modifiers, or *state*,
# a list of the states which are a subset of it. This list is ordered by the
# number of modifiers is the state - the most specific state comes first.
+# XXX rewrite without overusing functional primitives :-)
_states = range(1 << len(_modifiers))
-_state_names = [reduce(lambda x, y: x + y,
- [_modifiers[i][0]+'-' for i in range(len(_modifiers))
- if (1 << i) & s],
- "")
+_state_names = [''.join(m[0]+'-'
+ for i, m in enumerate(_modifiers)
+ if (1 << i) & s)
for s in _states]
_state_subsets = map(lambda i: filter(lambda j: not (j & (~i)), _states),
- _states)
+ _states)
for l in _state_subsets:
l.sort(lambda a, b, nummod = lambda x: len(filter(lambda i: (1<<i) & x,
range(len(_modifiers)))):
nummod(b) - nummod(a))
# _state_codes gives for each state, the portable code to be passed as mc_state
-_state_codes = [reduce(lambda x, y: x | y,
- [_modifier_masks[i] for i in range(len(_modifiers))
- if (1 << i) & s],
- 0)
- for s in _states]
+_state_codes = []
+for s in _states:
+ r = 0
+ for i in range(len(_modifiers)):
+ if (1 << i) & s:
+ r |= _modifier_masks[i]
+ _state_codes.append(r)
class _ComplexBinder:
# This class binds many functions, and only unbinds them when it is deleted.