Mercurial > hg
annotate hgext/convert/p4.py @ 10263:25e572394f5c stable
Update license to GPLv2+
author | Matt Mackall <mpm@selenic.com> |
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date | Tue, 19 Jan 2010 22:20:08 -0600 |
parents | a0e69510018b |
children | 08a0f04b56bd |
rev | line source |
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1 # Perforce source for convert extension. |
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2 # |
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3 # Copyright 2009, Frank Kingswood <frank@kingswood-consulting.co.uk> |
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4 # |
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5 # This software may be used and distributed according to the terms of the |
10263 | 6 # GNU General Public License version 2 or any later version. |
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7 |
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8 from mercurial import util |
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9 from mercurial.i18n import _ |
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10 |
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11 from common import commit, converter_source, checktool, NoRepo |
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12 import marshal |
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13 import re |
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14 |
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15 def loaditer(f): |
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16 "Yield the dictionary objects generated by p4" |
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17 try: |
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18 while True: |
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19 d = marshal.load(f) |
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20 if not d: |
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21 break |
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22 yield d |
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23 except EOFError: |
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24 pass |
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25 |
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26 class p4_source(converter_source): |
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27 def __init__(self, ui, path, rev=None): |
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28 super(p4_source, self).__init__(ui, path, rev=rev) |
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29 |
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30 if "/" in path and not path.startswith('//'): |
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31 raise NoRepo('%s does not look like a P4 repo' % path) |
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32 |
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33 checktool('p4', abort=False) |
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34 |
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35 self.p4changes = {} |
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36 self.heads = {} |
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37 self.changeset = {} |
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38 self.files = {} |
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39 self.tags = {} |
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40 self.lastbranch = {} |
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41 self.parent = {} |
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42 self.encoding = "latin_1" |
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43 self.depotname = {} # mapping from local name to depot name |
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44 self.modecache = {} |
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45 self.re_type = re.compile("([a-z]+)?(text|binary|symlink|apple|resource|unicode|utf\d+)(\+\w+)?$") |
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46 self.re_keywords = re.compile(r"\$(Id|Header|Date|DateTime|Change|File|Revision|Author):[^$\n]*\$") |
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47 self.re_keywords_old = re.compile("\$(Id|Header):[^$\n]*\$") |
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48 |
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49 self._parse(ui, path) |
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50 |
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51 def _parse_view(self, path): |
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52 "Read changes affecting the path" |
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53 cmd = 'p4 -G changes -s submitted "%s"' % path |
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54 stdout = util.popen(cmd, mode='rb') |
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55 for d in loaditer(stdout): |
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56 c = d.get("change", None) |
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57 if c: |
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58 self.p4changes[c] = True |
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59 |
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60 def _parse(self, ui, path): |
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61 "Prepare list of P4 filenames and revisions to import" |
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62 ui.status(_('reading p4 views\n')) |
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63 |
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64 # read client spec or view |
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65 if "/" in path: |
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66 self._parse_view(path) |
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67 if path.startswith("//") and path.endswith("/..."): |
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68 views = {path[:-3]:""} |
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69 else: |
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70 views = {"//": ""} |
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71 else: |
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72 cmd = 'p4 -G client -o "%s"' % path |
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73 clientspec = marshal.load(util.popen(cmd, mode='rb')) |
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74 |
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75 views = {} |
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76 for client in clientspec: |
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77 if client.startswith("View"): |
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78 sview, cview = clientspec[client].split() |
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79 self._parse_view(sview) |
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80 if sview.endswith("...") and cview.endswith("..."): |
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81 sview = sview[:-3] |
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82 cview = cview[:-3] |
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83 cview = cview[2:] |
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84 cview = cview[cview.find("/") + 1:] |
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85 views[sview] = cview |
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86 |
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87 # list of changes that affect our source files |
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88 self.p4changes = self.p4changes.keys() |
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89 self.p4changes.sort(key=int) |
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90 |
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91 # list with depot pathnames, longest first |
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92 vieworder = views.keys() |
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94 |
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95 # handle revision limiting |
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96 startrev = self.ui.config('convert', 'p4.startrev', default=0) |
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97 self.p4changes = [x for x in self.p4changes |
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98 if ((not startrev or int(x) >= int(startrev)) and |
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99 (not self.rev or int(x) <= int(self.rev)))] |
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100 |
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101 # now read the full changelists to get the list of file revisions |
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102 ui.status(_('collecting p4 changelists\n')) |
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103 lastid = None |
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104 for change in self.p4changes: |
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105 cmd = "p4 -G describe %s" % change |
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106 stdout = util.popen(cmd, mode='rb') |
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107 d = marshal.load(stdout) |
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108 |
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109 desc = self.recode(d["desc"]) |
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110 shortdesc = desc.split("\n", 1)[0] |
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111 t = '%s %s' % (d["change"], repr(shortdesc)[1:-1]) |
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112 ui.status(util.ellipsis(t, 80) + '\n') |
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113 |
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114 if lastid: |
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115 parents = [lastid] |
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116 else: |
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117 parents = [] |
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118 |
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119 date = (int(d["time"]), 0) # timezone not set |
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120 c = commit(author=self.recode(d["user"]), date=util.datestr(date), |
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121 parents=parents, desc=desc, branch='', extra={"p4": change}) |
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122 |
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123 files = [] |
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124 i = 0 |
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125 while ("depotFile%d" % i) in d and ("rev%d" % i) in d: |
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126 oldname = d["depotFile%d" % i] |
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127 filename = None |
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128 for v in vieworder: |
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129 if oldname.startswith(v): |
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130 filename = views[v] + oldname[len(v):] |
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131 break |
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132 if filename: |
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133 files.append((filename, d["rev%d" % i])) |
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134 self.depotname[filename] = oldname |
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135 i += 1 |
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136 self.changeset[change] = c |
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137 self.files[change] = files |
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138 lastid = change |
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139 |
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140 if lastid: |
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141 self.heads = [lastid] |
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142 |
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143 def getheads(self): |
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144 return self.heads |
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145 |
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146 def getfile(self, name, rev): |
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147 cmd = 'p4 -G print "%s#%s"' % (self.depotname[name], rev) |
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148 stdout = util.popen(cmd, mode='rb') |
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149 |
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150 mode = None |
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151 contents = "" |
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152 keywords = None |
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153 |
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154 for d in loaditer(stdout): |
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155 code = d["code"] |
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156 data = d.get("data") |
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157 |
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158 if code == "error": |
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159 raise IOError(d["generic"], data) |
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160 |
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161 elif code == "stat": |
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162 p4type = self.re_type.match(d["type"]) |
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163 if p4type: |
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164 mode = "" |
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165 flags = (p4type.group(1) or "") + (p4type.group(3) or "") |
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166 if "x" in flags: |
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167 mode = "x" |
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168 if p4type.group(2) == "symlink": |
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169 mode = "l" |
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170 if "ko" in flags: |
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171 keywords = self.re_keywords_old |
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172 elif "k" in flags: |
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173 keywords = self.re_keywords |
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174 |
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175 elif code == "text" or code == "binary": |
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176 contents += data |
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177 |
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178 if mode is None: |
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179 raise IOError(0, "bad stat") |
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180 |
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181 self.modecache[(name, rev)] = mode |
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182 |
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183 if keywords: |
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184 contents = keywords.sub("$\\1$", contents) |
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185 if mode == "l" and contents.endswith("\n"): |
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186 contents = contents[:-1] |
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187 |
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188 return contents |
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189 |
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190 def getmode(self, name, rev): |
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191 return self.modecache[(name, rev)] |
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192 |
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193 def getchanges(self, rev): |
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194 return self.files[rev], {} |
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195 |
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196 def getcommit(self, rev): |
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197 return self.changeset[rev] |
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198 |
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199 def gettags(self): |
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200 return self.tags |
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201 |
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|
202 def getchangedfiles(self, rev, i): |
8209
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203 return sorted([x[0] for x in self.files[rev]]) |