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annotate lib/python3.8/site-packages/setuptools/command/install.py @ 0:9e54283cc701 draft

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"planemo upload commit d12c32a45bcd441307e632fca6d9af7d60289d44"
author guerler
date Mon, 27 Jul 2020 03:47:31 -0400
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1 from distutils.errors import DistutilsArgError
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2 import inspect
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3 import glob
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4 import warnings
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5 import platform
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6 import distutils.command.install as orig
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7
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8 import setuptools
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9
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10 # Prior to numpy 1.9, NumPy relies on the '_install' name, so provide it for
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11 # now. See https://github.com/pypa/setuptools/issues/199/
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12 _install = orig.install
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13
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14
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15 class install(orig.install):
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16 """Use easy_install to install the package, w/dependencies"""
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17
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18 user_options = orig.install.user_options + [
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19 ('old-and-unmanageable', None, "Try not to use this!"),
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20 ('single-version-externally-managed', None,
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21 "used by system package builders to create 'flat' eggs"),
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22 ]
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23 boolean_options = orig.install.boolean_options + [
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24 'old-and-unmanageable', 'single-version-externally-managed',
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25 ]
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26 new_commands = [
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27 ('install_egg_info', lambda self: True),
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28 ('install_scripts', lambda self: True),
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29 ]
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30 _nc = dict(new_commands)
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31
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32 def initialize_options(self):
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33 orig.install.initialize_options(self)
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34 self.old_and_unmanageable = None
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35 self.single_version_externally_managed = None
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36
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37 def finalize_options(self):
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38 orig.install.finalize_options(self)
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39 if self.root:
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40 self.single_version_externally_managed = True
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41 elif self.single_version_externally_managed:
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42 if not self.root and not self.record:
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43 raise DistutilsArgError(
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44 "You must specify --record or --root when building system"
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45 " packages"
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46 )
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47
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48 def handle_extra_path(self):
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49 if self.root or self.single_version_externally_managed:
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50 # explicit backward-compatibility mode, allow extra_path to work
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51 return orig.install.handle_extra_path(self)
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52
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53 # Ignore extra_path when installing an egg (or being run by another
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54 # command without --root or --single-version-externally-managed
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55 self.path_file = None
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56 self.extra_dirs = ''
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57
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58 def run(self):
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59 # Explicit request for old-style install? Just do it
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60 if self.old_and_unmanageable or self.single_version_externally_managed:
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61 return orig.install.run(self)
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62
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63 if not self._called_from_setup(inspect.currentframe()):
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64 # Run in backward-compatibility mode to support bdist_* commands.
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65 orig.install.run(self)
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66 else:
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67 self.do_egg_install()
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68
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69 @staticmethod
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70 def _called_from_setup(run_frame):
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71 """
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72 Attempt to detect whether run() was called from setup() or by another
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73 command. If called by setup(), the parent caller will be the
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74 'run_command' method in 'distutils.dist', and *its* caller will be
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75 the 'run_commands' method. If called any other way, the
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76 immediate caller *might* be 'run_command', but it won't have been
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77 called by 'run_commands'. Return True in that case or if a call stack
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78 is unavailable. Return False otherwise.
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79 """
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80 if run_frame is None:
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81 msg = "Call stack not available. bdist_* commands may fail."
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82 warnings.warn(msg)
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83 if platform.python_implementation() == 'IronPython':
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84 msg = "For best results, pass -X:Frames to enable call stack."
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85 warnings.warn(msg)
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86 return True
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87 res = inspect.getouterframes(run_frame)[2]
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88 caller, = res[:1]
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89 info = inspect.getframeinfo(caller)
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90 caller_module = caller.f_globals.get('__name__', '')
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91 return (
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92 caller_module == 'distutils.dist'
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93 and info.function == 'run_commands'
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94 )
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95
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96 def do_egg_install(self):
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97
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98 easy_install = self.distribution.get_command_class('easy_install')
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99
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100 cmd = easy_install(
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101 self.distribution, args="x", root=self.root, record=self.record,
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102 )
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103 cmd.ensure_finalized() # finalize before bdist_egg munges install cmd
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104 cmd.always_copy_from = '.' # make sure local-dir eggs get installed
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105
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106 # pick up setup-dir .egg files only: no .egg-info
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107 cmd.package_index.scan(glob.glob('*.egg'))
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108
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109 self.run_command('bdist_egg')
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110 args = [self.distribution.get_command_obj('bdist_egg').egg_output]
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111
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112 if setuptools.bootstrap_install_from:
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113 # Bootstrap self-installation of setuptools
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114 args.insert(0, setuptools.bootstrap_install_from)
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115
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116 cmd.args = args
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117 cmd.run(show_deprecation=False)
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118 setuptools.bootstrap_install_from = None
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119
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120
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121 # XXX Python 3.1 doesn't see _nc if this is inside the class
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122 install.sub_commands = (
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123 [cmd for cmd in orig.install.sub_commands if cmd[0] not in install._nc] +
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124 install.new_commands
9e54283cc701 "planemo upload commit d12c32a45bcd441307e632fca6d9af7d60289d44"
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125 )