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@ -75,12 +75,11 @@ def expand_hostname_range(line = None):
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# of hosts and then repeat until none left.
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# - also add an optional third parameter which contains the step. (Default: 1)
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# so range can be [01:10:2] -> 01 03 05 07 09
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# FIXME: make this work for alphabetic sequences too.
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(head, nrange, tail) = line.replace('[','|',1).replace(']','|',1).split('|')
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bounds = nrange.split(":")
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if len(bounds) != 2 and len(bounds) != 3:
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raise errors.AnsibleError("host range incorrectly specified")
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raise errors.AnsibleError("host range must be begin:end or begin:end:step")
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beg = bounds[0]
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end = bounds[1]
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if len(bounds) == 2:
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@ -90,11 +89,11 @@ def expand_hostname_range(line = None):
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if not beg:
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beg = "0"
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if not end:
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raise errors.AnsibleError("host range end value missing")
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raise errors.AnsibleError("host range must specify end value")
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if beg[0] == '0' and len(beg) > 1:
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rlen = len(beg) # range length formatting hint
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if rlen != len(end):
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raise errors.AnsibleError("host range format incorrectly specified!")
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raise errors.AnsibleError("host range must specify equal-length begin and end formats")
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fill = lambda _: str(_).zfill(rlen) # range sequence
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else:
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fill = str
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@ -103,8 +102,8 @@ def expand_hostname_range(line = None):
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i_beg = string.ascii_letters.index(beg)
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i_end = string.ascii_letters.index(end)
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if i_beg > i_end:
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raise errors.AnsibleError("host range format incorrectly specified!")
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seq = string.ascii_letters[i_beg:i_end+1]
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raise errors.AnsibleError("host range must have begin <= end")
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seq = list(string.ascii_letters[i_beg:i_end+1:int(step)])
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except ValueError: # not an alpha range
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seq = range(int(beg), int(end)+1, int(step))
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