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annotate python/relativelink.py @ 879:79b52aec477e

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function for java_home
author Jeff Hammel <k0scist@gmail.com>
date Fri, 24 May 2019 15:34:11 -0700
parents 09c10061838c
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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142
09c10061838c add a program to create relative links
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1 #!/usr/bin/env python
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2
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3 def link(path_info, path=None):
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4
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5 segments = path_info.split('/')
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6 if segments[0]:
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7 segments.insert(0, '')
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8
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9 if len(segments) <3:
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10 if not path or path == '/':
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11 return './'
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12 return path
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13
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14 nlayers = len(segments[2:])
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15 string = '../' * nlayers
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16
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17 if not path or path == '/':
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18 return string
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19 return string + path
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20
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21 if __name__ == '__main__':
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22 import sys
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23 assert len(sys.argv[1:]) == 2, "need two arguments"
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24 path_info, path = sys.argv[1:]
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25 print link(path_info, path)