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Merge pull request #12436 from amenonsen/ranges

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Support «hosts: foo[1:]» and add tests for split/apply_subscript
This commit is contained in:
James Cammarata 2015-09-18 15:32:15 -04:00
commit 37f2cbc429
3 changed files with 41 additions and 5 deletions
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10
lib/ansible/inventory/__init__.py
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@ -342,9 +342,9 @@ class Inventory(object):
r'''^
(.+) # A pattern expression ending with...
\[(?: # A [subscript] expression comprising:
(-?[0-9]+) # A single positive or negative number
| # Or a numeric range
([0-9]+)([:-])([0-9]+)
(-?[0-9]+)| # A single positive or negative number
([0-9]+)([:-]) # Or an x:y or x: range.
([0-9]*)
)\]
$
''', re.X
@ -357,6 +357,8 @@ class Inventory(object):
if idx:
subscript = (int(idx), None)
else:
if not end:
end = -1
subscript = (int(start), int(end))
if sep == '-':
display.deprecated("Use [x:y] inclusive subscripts instead of [x-y]", version=2.0, removed=True)
@ -375,6 +377,8 @@ class Inventory(object):
(start, end) = subscript
if end:
if end == -1:
end = len(hosts)-1
return hosts[start:end+1]
else:
return [ hosts[start] ]