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comparison planemo/lib/python3.7/site-packages/setuptools/command/setopt.py @ 1:56ad4e20f292 draft

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"planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
author guerler
date Fri, 31 Jul 2020 00:32:28 -0400
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0:d30785e31577 1:56ad4e20f292
1 from distutils.util import convert_path
2 from distutils import log
3 from distutils.errors import DistutilsOptionError
4 import distutils
5 import os
6
7 from setuptools.extern.six.moves import configparser
8
9 from setuptools import Command
10
11 __all__ = ['config_file', 'edit_config', 'option_base', 'setopt']
12
13
14 def config_file(kind="local"):
15 """Get the filename of the distutils, local, global, or per-user config
16
17 `kind` must be one of "local", "global", or "user"
18 """
19 if kind == 'local':
20 return 'setup.cfg'
21 if kind == 'global':
22 return os.path.join(
23 os.path.dirname(distutils.__file__), 'distutils.cfg'
24 )
25 if kind == 'user':
26 dot = os.name == 'posix' and '.' or ''
27 return os.path.expanduser(convert_path("~/%spydistutils.cfg" % dot))
28 raise ValueError(
29 "config_file() type must be 'local', 'global', or 'user'", kind
30 )
31
32
33 def edit_config(filename, settings, dry_run=False):
34 """Edit a configuration file to include `settings`
35
36 `settings` is a dictionary of dictionaries or ``None`` values, keyed by
37 command/section name. A ``None`` value means to delete the entire section,
38 while a dictionary lists settings to be changed or deleted in that section.
39 A setting of ``None`` means to delete that setting.
40 """
41 log.debug("Reading configuration from %s", filename)
42 opts = configparser.RawConfigParser()
43 opts.read([filename])
44 for section, options in settings.items():
45 if options is None:
46 log.info("Deleting section [%s] from %s", section, filename)
47 opts.remove_section(section)
48 else:
49 if not opts.has_section(section):
50 log.debug("Adding new section [%s] to %s", section, filename)
51 opts.add_section(section)
52 for option, value in options.items():
53 if value is None:
54 log.debug(
55 "Deleting %s.%s from %s",
56 section, option, filename
57 )
58 opts.remove_option(section, option)
59 if not opts.options(section):
60 log.info("Deleting empty [%s] section from %s",
61 section, filename)
62 opts.remove_section(section)
63 else:
64 log.debug(
65 "Setting %s.%s to %r in %s",
66 section, option, value, filename
67 )
68 opts.set(section, option, value)
69
70 log.info("Writing %s", filename)
71 if not dry_run:
72 with open(filename, 'w') as f:
73 opts.write(f)
74
75
76 class option_base(Command):
77 """Abstract base class for commands that mess with config files"""
78
79 user_options = [
80 ('global-config', 'g',
81 "save options to the site-wide distutils.cfg file"),
82 ('user-config', 'u',
83 "save options to the current user's pydistutils.cfg file"),
84 ('filename=', 'f',
85 "configuration file to use (default=setup.cfg)"),
86 ]
87
88 boolean_options = [
89 'global-config', 'user-config',
90 ]
91
92 def initialize_options(self):
93 self.global_config = None
94 self.user_config = None
95 self.filename = None
96
97 def finalize_options(self):
98 filenames = []
99 if self.global_config:
100 filenames.append(config_file('global'))
101 if self.user_config:
102 filenames.append(config_file('user'))
103 if self.filename is not None:
104 filenames.append(self.filename)
105 if not filenames:
106 filenames.append(config_file('local'))
107 if len(filenames) > 1:
108 raise DistutilsOptionError(
109 "Must specify only one configuration file option",
110 filenames
111 )
112 self.filename, = filenames
113
114
115 class setopt(option_base):
116 """Save command-line options to a file"""
117
118 description = "set an option in setup.cfg or another config file"
119
120 user_options = [
121 ('command=', 'c', 'command to set an option for'),
122 ('option=', 'o', 'option to set'),
123 ('set-value=', 's', 'value of the option'),
124 ('remove', 'r', 'remove (unset) the value'),
125 ] + option_base.user_options
126
127 boolean_options = option_base.boolean_options + ['remove']
128
129 def initialize_options(self):
130 option_base.initialize_options(self)
131 self.command = None
132 self.option = None
133 self.set_value = None
134 self.remove = None
135
136 def finalize_options(self):
137 option_base.finalize_options(self)
138 if self.command is None or self.option is None:
139 raise DistutilsOptionError("Must specify --command *and* --option")
140 if self.set_value is None and not self.remove:
141 raise DistutilsOptionError("Must specify --set-value or --remove")
142
143 def run(self):
144 edit_config(
145 self.filename, {
146 self.command: {self.option.replace('-', '_'): self.set_value}
147 },
148 self.dry_run
149 )