Mercurial > repos > shellac > guppy_basecaller
annotate env/lib/python3.7/site-packages/planemo/shed/interface.py @ 4:79f47841a781 draft
"planemo upload commit 2a0fe2cc28b09e101d37293e53e82f61762262ec"
author | shellac |
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date | Thu, 14 May 2020 16:47:39 -0400 |
parents | 26e78fe6e8c4 |
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1 """Interface over bioblend and direct access to ToolShed API via requests.""" |
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2 |
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3 import json |
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4 |
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5 from galaxy.util import unicodify |
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6 |
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7 from planemo.bioblend import ( |
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8 ensure_module, |
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9 toolshed, |
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10 ) |
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11 from planemo.io import untar_to |
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12 |
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13 REPOSITORY_DOWNLOAD_TEMPLATE = ( |
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14 "%srepository/download?repository_id=%s" |
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15 "&changeset_revision=default&file_type=gz" |
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16 ) |
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17 |
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18 |
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19 def tool_shed_instance(url, key, email, password): |
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20 ensure_module() |
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21 tsi = toolshed.ToolShedInstance( |
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22 url=url, |
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23 key=key, |
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24 email=email, |
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25 password=password |
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26 ) |
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27 return tsi |
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28 |
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29 |
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30 def find_repository(tsi, owner, name): |
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31 """ Find repository information for given owner and repository |
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32 name. |
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33 """ |
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34 repos = tsi.repositories.get_repositories() |
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35 |
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36 def matches(r): |
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37 return r["owner"] == owner and r["name"] == name |
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38 |
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39 matching_repos = list(filter(matches, repos)) |
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40 if not matching_repos: |
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41 return None |
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42 else: |
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43 return matching_repos[0] |
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44 |
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45 |
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46 def latest_installable_revision(tsi, repository_id): |
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47 info = tsi.repositories.show_repository(repository_id) |
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48 owner = info["owner"] |
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49 name = info["name"] |
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50 revisions = tsi.repositories.get_ordered_installable_revisions( |
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51 name, owner |
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52 ) |
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53 if len(revisions) == 0: |
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54 msg = "Failed to find installable revisions for [{0}, {1}].".format( |
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55 owner, |
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56 name, |
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57 ) |
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58 raise Exception(msg) |
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59 else: |
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60 return revisions[-1] |
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61 |
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62 |
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63 def username(tsi): |
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64 """ Fetch current username from shed given API key/auth. |
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65 """ |
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66 user = _user(tsi) |
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67 return user["username"] |
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68 |
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69 |
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70 def api_exception_to_message(e): |
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71 """ Convert API exception to human digestable error message - parsing |
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72 out the shed generate message if possible. |
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73 """ |
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74 message = unicodify(e) |
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75 if hasattr(e, "read"): |
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76 message = e.read() |
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77 try: |
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78 # Galaxy passes nice JSON messages as their errors, which bioblend |
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79 # blindly returns. Attempt to parse those. |
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80 upstream_error = json.loads(message) |
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81 message = upstream_error['err_msg'] |
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82 except Exception: |
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83 pass |
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84 return message |
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85 |
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86 |
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87 def find_category_ids(tsi, categories): |
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88 """ Translate human readable category names into their associated IDs. |
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89 """ |
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90 category_list = tsi.categories.get_categories() |
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91 |
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92 category_ids = [] |
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93 for cat in categories: |
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94 matching_cats = [x for x in category_list if x['name'] == cat] |
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95 if not matching_cats: |
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96 message = "Failed to find category %s" % cat |
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97 raise Exception(message) |
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98 category_ids.append(matching_cats[0]['id']) |
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99 return category_ids |
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100 |
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101 |
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102 def download_tar(tsi, repo_id, destination, to_directory): |
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103 base_url = tsi.base_url |
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104 if not base_url.endswith("/"): |
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105 base_url += "/" |
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106 download_url = REPOSITORY_DOWNLOAD_TEMPLATE % (base_url, repo_id) |
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107 if to_directory: |
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108 tar_args = ['-xzf', '-', '--strip-components=1'] |
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109 untar_to(download_url, tar_args=tar_args, dest_dir=destination) |
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110 else: |
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111 untar_to(download_url, path=destination) |
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112 |
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113 |
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114 def _user(tsi): |
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115 """ Fetch user information from the ToolShed API for given |
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116 key. |
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117 """ |
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118 # TODO: this should be done with an actual bioblend method, |
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119 # see https://github.com/galaxyproject/bioblend/issues/130. |
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120 response = tsi.make_get_request(tsi.url + "/users") |
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121 return response.json()[0] |