annotate venv/lib/python2.7/site-packages/pip/vcs/mercurial.py @ 0:d67268158946 draft

planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
author bcclaywell
date Mon, 12 Oct 2015 17:43:33 -0400
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1 from __future__ import absolute_import
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2
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3 import logging
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4 import os
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5 import tempfile
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6 import re
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7
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8 from pip.utils import display_path, rmtree
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9 from pip.vcs import vcs, VersionControl
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10 from pip.download import path_to_url
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11 from pip._vendor.six.moves import configparser
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12
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13
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14 logger = logging.getLogger(__name__)
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15
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16
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17 class Mercurial(VersionControl):
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18 name = 'hg'
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19 dirname = '.hg'
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20 repo_name = 'clone'
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21 schemes = ('hg', 'hg+http', 'hg+https', 'hg+ssh', 'hg+static-http')
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22
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23 def export(self, location):
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24 """Export the Hg repository at the url to the destination location"""
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25 temp_dir = tempfile.mkdtemp('-export', 'pip-')
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26 self.unpack(temp_dir)
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27 try:
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28 self.run_command(
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29 ['archive', location],
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30 filter_stdout=self._filter, show_stdout=False, cwd=temp_dir)
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31 finally:
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32 rmtree(temp_dir)
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33
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34 def switch(self, dest, url, rev_options):
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35 repo_config = os.path.join(dest, self.dirname, 'hgrc')
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36 config = configparser.SafeConfigParser()
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37 try:
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38 config.read(repo_config)
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39 config.set('paths', 'default', url)
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40 with open(repo_config, 'w') as config_file:
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41 config.write(config_file)
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42 except (OSError, configparser.NoSectionError) as exc:
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43 logger.warning(
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44 'Could not switch Mercurial repository to %s: %s', url, exc,
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45 )
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46 else:
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47 self.run_command(['update', '-q'] + rev_options, cwd=dest)
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48
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49 def update(self, dest, rev_options):
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50 self.run_command(['pull', '-q'], cwd=dest)
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51 self.run_command(['update', '-q'] + rev_options, cwd=dest)
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52
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53 def obtain(self, dest):
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54 url, rev = self.get_url_rev()
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55 if rev:
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56 rev_options = [rev]
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57 rev_display = ' (to revision %s)' % rev
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58 else:
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59 rev_options = []
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60 rev_display = ''
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61 if self.check_destination(dest, url, rev_options, rev_display):
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62 logger.info(
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63 'Cloning hg %s%s to %s',
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64 url,
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65 rev_display,
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66 display_path(dest),
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67 )
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68 self.run_command(['clone', '--noupdate', '-q', url, dest])
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69 self.run_command(['update', '-q'] + rev_options, cwd=dest)
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70
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71 def get_url(self, location):
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72 url = self.run_command(
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73 ['showconfig', 'paths.default'],
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74 show_stdout=False, cwd=location).strip()
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75 if self._is_local_repository(url):
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76 url = path_to_url(url)
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77 return url.strip()
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78
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79 def get_tag_revs(self, location):
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80 tags = self.run_command(['tags'], show_stdout=False, cwd=location)
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81 tag_revs = []
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82 for line in tags.splitlines():
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83 tags_match = re.search(r'([\w\d\.-]+)\s*([\d]+):.*$', line)
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84 if tags_match:
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85 tag = tags_match.group(1)
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86 rev = tags_match.group(2)
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87 if "tip" != tag:
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88 tag_revs.append((rev.strip(), tag.strip()))
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89 return dict(tag_revs)
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90
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91 def get_branch_revs(self, location):
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92 branches = self.run_command(
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93 ['branches'], show_stdout=False, cwd=location)
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94 branch_revs = []
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95 for line in branches.splitlines():
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96 branches_match = re.search(r'([\w\d\.-]+)\s*([\d]+):.*$', line)
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97 if branches_match:
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98 branch = branches_match.group(1)
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99 rev = branches_match.group(2)
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100 if "default" != branch:
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101 branch_revs.append((rev.strip(), branch.strip()))
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102 return dict(branch_revs)
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103
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104 def get_revision(self, location):
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105 current_revision = self.run_command(
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106 ['parents', '--template={rev}'],
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107 show_stdout=False, cwd=location).strip()
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108 return current_revision
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109
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110 def get_revision_hash(self, location):
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111 current_rev_hash = self.run_command(
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112 ['parents', '--template={node}'],
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113 show_stdout=False, cwd=location).strip()
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114 return current_rev_hash
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115
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116 def get_src_requirement(self, dist, location, find_tags):
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117 repo = self.get_url(location)
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118 if not repo.lower().startswith('hg:'):
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119 repo = 'hg+' + repo
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120 egg_project_name = dist.egg_name().split('-', 1)[0]
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121 if not repo:
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122 return None
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123 current_rev = self.get_revision(location)
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124 current_rev_hash = self.get_revision_hash(location)
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125 tag_revs = self.get_tag_revs(location)
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126 branch_revs = self.get_branch_revs(location)
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127 if current_rev in tag_revs:
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128 # It's a tag
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129 full_egg_name = '%s-%s' % (egg_project_name, tag_revs[current_rev])
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130 elif current_rev in branch_revs:
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131 # It's the tip of a branch
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132 full_egg_name = '%s-%s' % (
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133 egg_project_name,
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134 branch_revs[current_rev],
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135 )
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136 else:
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137 full_egg_name = '%s-dev' % egg_project_name
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138 return '%s@%s#egg=%s' % (repo, current_rev_hash, full_egg_name)
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139
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140 vcs.register(Mercurial)