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Add optional arguments lo and hi to insort() and bisect(), to support 

using arrays containing leading or trailing garbage.
This commit is contained in:
Guido van Rossum 1997-10-07 14:45:49 +00:00
parent eec6ef1aa2
commit d5484fb75c
1 changed files with 6 additions and 4 deletions
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10
Lib/bisect.py
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@ -3,8 +3,9 @@
# Insert item x in list a, and keep it sorted assuming a is sorted
def insort(a, x):
lo, hi = 0, len(a)
def insort(a, x, lo=0, hi=None):
if hi is None:
hi = len(a)
while lo < hi:
mid = (lo+hi)/2
if x < a[mid]: hi = mid
@ -14,8 +15,9 @@ def insort(a, x):
# Find the index where to insert item x in list a, assuming a is sorted
def bisect(a, x):
lo, hi = 0, len(a)
def bisect(a, x, lo=0, hi=None):
if hi is None:
hi = len(a)
while lo < hi:
mid = (lo+hi)/2
if x < a[mid]: hi = mid