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  • Committer: Robert Collins
  • Date: 2007-04-26 01:48:29 UTC
  • mto: This revision was merged to the branch mainline in revision 2457.
  • Revision ID: robertc@robertcollins.net-20070426014829-znbzqzsk1gq68xqh
Fix the 'Unprintable error' message display to use the repr of the
exception that prevented printing the error because the str value for it
is often not useful in debugging (e.g.  KeyError('foo') has a str() of
'foo' but a repr of 'KeyError('foo')' which is much more useful.
(Robert Collins)

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patches/cache-remote-revisions.diff
1
 
***************
2
 
*** 738,777 ****
3
 
          revisions = []
4
 
          pb = ProgressBar(show_spinner=True)
5
 
          total = len(revision_ids)
6
 
-         for i,f in enumerate(revision_ids):
7
 
-             revisions.append(other.get_revision(f))
8
 
-             pb.update('retrieving revisions', i+1, total)
9
 
-         pb.clear()
10
 
-         
11
 
-         needed_texts = sets.Set()
12
 
- 
13
 
-         for index, rev in enumerate(revisions):
14
 
-             pb.update('Scanning revisions for file contents', index, total)
15
 
-             inv = other.get_inventory(str(rev.inventory_id))
16
 
-             for key, entry in inv.iter_entries():
17
 
-                 if entry.text_id is None:
18
 
-                     continue
19
 
-                 if entry.text_id not in self.text_store:
20
 
-                     needed_texts.add(entry.text_id)
21
 
-         pb.clear()
22
 
-         count = self.text_store.copy_multi(other.text_store, needed_texts, pb,
23
 
-                                            "Copying file contents")
24
 
-         pb.clear()
25
 
-         print "Added %d file contents." % count 
26
 
-         inventory_ids = [ f.inventory_id for f in revisions ]
27
 
-         count = self.inventory_store.copy_multi(other.inventory_store, 
28
 
-                                                 inventory_ids, pb,
29
 
-                                                 "Copying inventories")
30
 
-         pb.clear()
31
 
-         print "Added %d inventories." % count 
32
 
-         revision_ids = [ f.revision_id for f in revisions]
33
 
-         count = self.revision_store.copy_multi(other.revision_store, 
34
 
-                                                revision_ids, pb, 
35
 
-                                                "Copying revisions")
36
 
-         pb.clear()
37
 
-         for revision_id in revision_ids:
38
 
-             self.append_revision(revision_id)
39
 
-         print "Added %d revisions." % count
40
 
                      
41
 
          
42
 
      def commit(self, *args, **kw):
43
 
--- 738,799 ----
44
 
          revisions = []
45
 
          pb = ProgressBar(show_spinner=True)
46
 
          total = len(revision_ids)
47
 
+         tmp_dir = tempfile.mkdtemp(prefix = "temp-stores-")
48
 
+         try:
49
 
+             tmp_rev_dir = os.path.join(tmp_dir, "revisions")
50
 
+             os.mkdir(tmp_rev_dir)
51
 
+             tmp_revs = ImmutableStore(tmp_rev_dir)
52
 
+             count = tmp_revs.copy_multi(other.revision_store, revision_ids, pb, 
53
 
+                                         "Caching revisions")
54
 
+             #EVIL! Substituting a local partial store for a complete one
55
 
+             #This is a significant performance boost when complete one is
56
 
+             #a remote store. 
57
 
+             other.revision_store = tmp_revs
58
 
+             pb.clear()
59
 
+ 
60
 
+             for i,f in enumerate(revision_ids):
61
 
+                 revisions.append(other.get_revision(f))
62
 
+                 pb.update("Parsing revisions", i, len(revision_ids))
63
 
+             
64
 
+             needed_texts = sets.Set()
65
 
+ 
66
 
+             #Again with the EVIL.
67
 
+             tmp_rev_dir = os.path.join(tmp_dir, "inventories")
68
 
+             os.mkdir(tmp_rev_dir)
69
 
+             inv_ids = [r.inventory_id for r in revisions]
70
 
+             tmp_revs = ImmutableStore(tmp_rev_dir)
71
 
+             count = tmp_revs.copy_multi(other.inventory_store, inv_ids, pb, 
72
 
+                                         "Caching inventories")
73
 
+             other.inventory_store = tmp_revs
74
 
+             pb.clear()
75
 
+             for index, rev in enumerate(revisions):
76
 
+                 pb.update('Scanning revisions for file contents', index, total)
77
 
+                 inv = other.get_inventory(str(rev.inventory_id))
78
 
+                 for key, entry in inv.iter_entries():
79
 
+                     if entry.text_id is None:
80
 
+                         continue
81
 
+                     if entry.text_id not in self.text_store:
82
 
+                         needed_texts.add(entry.text_id)
83
 
+             pb.clear()
84
 
+             count = self.text_store.copy_multi(other.text_store, needed_texts, pb,
85
 
+                                                "Copying file contents")
86
 
+             pb.clear()
87
 
+             print "Added %d file contents." % count 
88
 
+             inventory_ids = [ f.inventory_id for f in revisions ]
89
 
+             count = self.inventory_store.copy_multi(other.inventory_store, 
90
 
+                                                     inventory_ids, pb,
91
 
+                                                     "Copying inventories")
92
 
+             pb.clear()
93
 
+             print "Added %d inventories." % count 
94
 
+             revision_ids = [ f.revision_id for f in revisions]
95
 
+             count = self.revision_store.copy_multi(other.revision_store, 
96
 
+                                                    revision_ids)
97
 
+             pb.clear()
98
 
+             for revision_id in revision_ids:
99
 
+                 self.append_revision(revision_id)
100
 
+             print "Added %d revisions." % count
101
 
+         finally:
102
 
+             shutil.rmtree(tmp_dir)
103
 
                      
104
 
          
105
 
      def commit(self, *args, **kw):