Mercurial > piecrust2

annotate piecrust/processing/records.py @ 687:61d606fbc313

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bake: Change `show-timers` to `show-stats`, add stats.
author Ludovic Chabant <ludovic@chabant.com>
date Mon, 14 Mar 2016 08:26:14 -0700
parents 6f216c1ab6b1
children 9a92e2804562
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1 import os.path
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2 import hashlib
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3 from piecrust.records import Record, TransitionalRecord
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4
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5
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6 class ProcessorPipelineRecord(Record):
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7 RECORD_VERSION = 6
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8
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9 def __init__(self):
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10 super(ProcessorPipelineRecord, self).__init__()
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11 self.out_dir = None
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12 self.process_time = None
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13 self.processed_count = 0
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14 self.success = False
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15
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16
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17 FLAG_NONE = 0
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18 FLAG_PREPARED = 2**0
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19 FLAG_PROCESSED = 2**1
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20 FLAG_BYPASSED_STRUCTURED_PROCESSING = 2**3
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21 FLAG_COLLAPSED_FROM_LAST_RUN = 2**4
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23
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24 def _get_transition_key(path):
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25 return hashlib.md5(path.encode('utf8')).hexdigest()
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27
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28 class ProcessorPipelineRecordEntry(object):
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29 def __init__(self, path):
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30 self.path = path
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31
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32 self.flags = FLAG_NONE
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33 self.rel_outputs = []
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34 self.proc_tree = None
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35 self.errors = []
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36
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37 @property
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38 def was_prepared(self):
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39 return bool(self.flags & FLAG_PREPARED)
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40
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41 @property
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42 def was_processed(self):
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43 return (self.was_prepared and
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44 (bool(self.flags & FLAG_PROCESSED) or len(self.errors) > 0))
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45
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46 @property
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47 def was_processed_successfully(self):
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48 return self.was_processed and not self.errors
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49
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50 @property
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51 def was_collapsed_from_last_run(self):
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52 return self.flags & FLAG_COLLAPSED_FROM_LAST_RUN
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54
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55 class TransitionalProcessorPipelineRecord(TransitionalRecord):
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56 def __init__(self, previous_path=None):
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57 super(TransitionalProcessorPipelineRecord, self).__init__(
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58 ProcessorPipelineRecord, previous_path)
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59
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60 def getTransitionKey(self, entry):
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61 return _get_transition_key(entry.path)
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62
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63 def getCurrentEntry(self, path):
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64 key = _get_transition_key(path)
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65 pair = self.transitions.get(key)
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66 if pair is not None:
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67 return pair[1]
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68 return None
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70 def getPreviousEntry(self, path):
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71 key = _get_transition_key(path)
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72 pair = self.transitions.get(key)
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73 if pair is not None:
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74 return pair[0]
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75 return None
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76
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77 def collapseRecords(self):
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78 for prev, cur in self.transitions.values():
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79 if prev and cur and not cur.was_processed:
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80 # This asset wasn't processed, so the information from
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81 # last time is still valid.
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82 cur.flags = prev.flags | FLAG_COLLAPSED_FROM_LAST_RUN
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83 cur.rel_outputs = list(prev.rel_outputs)
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84 cur.errors = list(prev.errors)
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85
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86 def getDeletions(self):
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87 for prev, cur in self.transitions.values():
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88 if prev and not cur:
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89 for p in prev.rel_outputs:
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90 abs_p = os.path.join(self.previous.out_dir, p)
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91 yield (abs_p, 'previous asset was removed')
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92 elif prev and cur and cur.was_processed_successfully:
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93 diff = set(prev.rel_outputs) - set(cur.rel_outputs)
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94 for p in diff:
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95 abs_p = os.path.join(self.previous.out_dir, p)
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96 yield (abs_p, 'asset changed outputs')
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97