Mercurial > repos > shellac > sam_consensus_v3
annotate env/lib/python3.9/site-packages/boto/gs/bucketlistresultset.py @ 0:4f3585e2f14b draft default tip
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
author | shellac |
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date | Mon, 22 Mar 2021 18:12:50 +0000 |
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1 # Copyright 2012 Google Inc. |
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2 # Copyright (c) 2006,2007 Mitch Garnaat http://garnaat.org/ |
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3 # |
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4 # Permission is hereby granted, free of charge, to any person obtaining a |
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5 # copy of this software and associated documentation files (the |
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6 # "Software"), to deal in the Software without restriction, including |
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7 # without limitation the rights to use, copy, modify, merge, publish, dis- |
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8 # tribute, sublicense, and/or sell copies of the Software, and to permit |
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9 # persons to whom the Software is furnished to do so, subject to the fol- |
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10 # lowing conditions: |
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11 # |
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12 # The above copyright notice and this permission notice shall be included |
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13 # in all copies or substantial portions of the Software. |
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14 # |
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15 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
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16 # OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL- |
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17 # ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT |
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18 # SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
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19 # WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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20 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
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21 # IN THE SOFTWARE. |
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22 |
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23 def versioned_bucket_lister(bucket, prefix='', delimiter='', |
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24 marker='', generation_marker='', headers=None): |
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25 """ |
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26 A generator function for listing versioned objects. |
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27 """ |
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28 more_results = True |
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29 k = None |
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30 while more_results: |
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31 rs = bucket.get_all_versions(prefix=prefix, marker=marker, |
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32 generation_marker=generation_marker, |
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33 delimiter=delimiter, headers=headers, |
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34 max_keys=999) |
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35 for k in rs: |
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36 yield k |
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37 marker = rs.next_marker |
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38 generation_marker = rs.next_generation_marker |
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39 more_results= rs.is_truncated |
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40 |
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41 class VersionedBucketListResultSet(object): |
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42 """ |
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43 A resultset for listing versions within a bucket. Uses the bucket_lister |
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44 generator function and implements the iterator interface. This |
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45 transparently handles the results paging from GCS so even if you have |
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46 many thousands of keys within the bucket you can iterate over all |
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47 keys in a reasonably efficient manner. |
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48 """ |
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49 |
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50 def __init__(self, bucket=None, prefix='', delimiter='', marker='', |
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51 generation_marker='', headers=None): |
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52 self.bucket = bucket |
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53 self.prefix = prefix |
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54 self.delimiter = delimiter |
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55 self.marker = marker |
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56 self.generation_marker = generation_marker |
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57 self.headers = headers |
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58 |
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59 def __iter__(self): |
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60 return versioned_bucket_lister(self.bucket, prefix=self.prefix, |
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61 delimiter=self.delimiter, |
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62 marker=self.marker, |
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63 generation_marker=self.generation_marker, |
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64 headers=self.headers) |