Mercurial > repos > shellac > sam_consensus_v3
annotate env/lib/python3.9/site-packages/pip/_vendor/__init__.py @ 0:4f3585e2f14b draft default tip
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
author | shellac |
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date | Mon, 22 Mar 2021 18:12:50 +0000 |
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1 """ |
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2 pip._vendor is for vendoring dependencies of pip to prevent needing pip to |
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3 depend on something external. |
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4 |
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5 Files inside of pip._vendor should be considered immutable and should only be |
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6 updated to versions from upstream. |
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7 """ |
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8 from __future__ import absolute_import |
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9 |
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10 import glob |
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11 import os.path |
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12 import sys |
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13 |
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14 # Downstream redistributors which have debundled our dependencies should also |
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15 # patch this value to be true. This will trigger the additional patching |
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16 # to cause things like "six" to be available as pip. |
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17 DEBUNDLED = False |
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18 |
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19 # By default, look in this directory for a bunch of .whl files which we will |
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20 # add to the beginning of sys.path before attempting to import anything. This |
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21 # is done to support downstream re-distributors like Debian and Fedora who |
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22 # wish to create their own Wheels for our dependencies to aid in debundling. |
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23 WHEEL_DIR = os.path.abspath(os.path.dirname(__file__)) |
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24 |
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25 |
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26 # Define a small helper function to alias our vendored modules to the real ones |
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27 # if the vendored ones do not exist. This idea of this was taken from |
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28 # https://github.com/kennethreitz/requests/pull/2567. |
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29 def vendored(modulename): |
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30 vendored_name = "{0}.{1}".format(__name__, modulename) |
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31 |
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32 try: |
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33 __import__(modulename, globals(), locals(), level=0) |
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34 except ImportError: |
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35 # We can just silently allow import failures to pass here. If we |
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36 # got to this point it means that ``import pip._vendor.whatever`` |
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37 # failed and so did ``import whatever``. Since we're importing this |
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38 # upfront in an attempt to alias imports, not erroring here will |
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39 # just mean we get a regular import error whenever pip *actually* |
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40 # tries to import one of these modules to use it, which actually |
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41 # gives us a better error message than we would have otherwise |
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42 # gotten. |
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43 pass |
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44 else: |
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45 sys.modules[vendored_name] = sys.modules[modulename] |
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46 base, head = vendored_name.rsplit(".", 1) |
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47 setattr(sys.modules[base], head, sys.modules[modulename]) |
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48 |
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49 |
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50 # If we're operating in a debundled setup, then we want to go ahead and trigger |
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51 # the aliasing of our vendored libraries as well as looking for wheels to add |
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52 # to our sys.path. This will cause all of this code to be a no-op typically |
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53 # however downstream redistributors can enable it in a consistent way across |
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54 # all platforms. |
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55 if DEBUNDLED: |
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56 # Actually look inside of WHEEL_DIR to find .whl files and add them to the |
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57 # front of our sys.path. |
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58 sys.path[:] = glob.glob(os.path.join(WHEEL_DIR, "*.whl")) + sys.path |
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59 |
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60 # Actually alias all of our vendored dependencies. |
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61 vendored("appdirs") |
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62 vendored("cachecontrol") |
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63 vendored("certifi") |
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64 vendored("colorama") |
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65 vendored("contextlib2") |
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66 vendored("distlib") |
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67 vendored("distro") |
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68 vendored("html5lib") |
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69 vendored("six") |
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70 vendored("six.moves") |
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71 vendored("six.moves.urllib") |
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72 vendored("six.moves.urllib.parse") |
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73 vendored("packaging") |
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74 vendored("packaging.version") |
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75 vendored("packaging.specifiers") |
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76 vendored("pep517") |
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77 vendored("pkg_resources") |
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78 vendored("progress") |
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79 vendored("retrying") |
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80 vendored("requests") |
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81 vendored("requests.exceptions") |
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82 vendored("requests.packages") |
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83 vendored("requests.packages.urllib3") |
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84 vendored("requests.packages.urllib3._collections") |
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85 vendored("requests.packages.urllib3.connection") |
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86 vendored("requests.packages.urllib3.connectionpool") |
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87 vendored("requests.packages.urllib3.contrib") |
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88 vendored("requests.packages.urllib3.contrib.ntlmpool") |
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89 vendored("requests.packages.urllib3.contrib.pyopenssl") |
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90 vendored("requests.packages.urllib3.exceptions") |
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91 vendored("requests.packages.urllib3.fields") |
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92 vendored("requests.packages.urllib3.filepost") |
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93 vendored("requests.packages.urllib3.packages") |
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94 vendored("requests.packages.urllib3.packages.ordered_dict") |
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95 vendored("requests.packages.urllib3.packages.six") |
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96 vendored("requests.packages.urllib3.packages.ssl_match_hostname") |
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97 vendored("requests.packages.urllib3.packages.ssl_match_hostname." |
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98 "_implementation") |
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99 vendored("requests.packages.urllib3.poolmanager") |
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100 vendored("requests.packages.urllib3.request") |
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101 vendored("requests.packages.urllib3.response") |
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102 vendored("requests.packages.urllib3.util") |
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103 vendored("requests.packages.urllib3.util.connection") |
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104 vendored("requests.packages.urllib3.util.request") |
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105 vendored("requests.packages.urllib3.util.response") |
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106 vendored("requests.packages.urllib3.util.retry") |
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107 vendored("requests.packages.urllib3.util.ssl_") |
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108 vendored("requests.packages.urllib3.util.timeout") |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
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diff
changeset
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109 vendored("requests.packages.urllib3.util.url") |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
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110 vendored("resolvelib") |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
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111 vendored("toml") |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
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112 vendored("toml.encoder") |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
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113 vendored("toml.decoder") |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
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114 vendored("urllib3") |