diff options
Diffstat (limited to 'Lib/distutils/dist.py')
| -rw-r--r-- | Lib/distutils/dist.py | 90 |
1 files changed, 82 insertions, 8 deletions
diff --git a/Lib/distutils/dist.py b/Lib/distutils/dist.py index ece23a6..3391e53 100644 --- a/Lib/distutils/dist.py +++ b/Lib/distutils/dist.py @@ -217,6 +217,35 @@ class Distribution: return dict + def dump_option_dicts (self, header=None, commands=None, indent=""): + from pprint import pformat + + if commands is None: # dump all command option dicts + commands = self.command_options.keys() + commands.sort() + + if header is not None: + print indent + header + indent = indent + " " + + if not commands: + print indent + "no commands known yet" + return + + for cmd_name in commands: + opt_dict = self.command_options.get(cmd_name) + if opt_dict is None: + print indent + "no option dict for '%s' command" % cmd_name + else: + print indent + "option dict for '%s' command:" % cmd_name + out = pformat(opt_dict) + for line in string.split(out, "\n"): + print indent + " " + line + + # dump_option_dicts () + + + # -- Config file finding/parsing methods --------------------------- def find_config_files (self): @@ -632,17 +661,62 @@ class Distribution: # we won't report the source of the error.) options = self.command_options.get(command) if options: - print " setting options:" - for (option, (source, value)) in options.items(): - print " %s = %s (from %s)" % (option, value, source) - if not hasattr(cmd_obj, option): - raise DistutilsOptionError, \ - ("%s: command '%s' has no such option '%s'") % \ - (source, command, option) - setattr(cmd_obj, option, value) + self._set_command_options(cmd_obj, options) return cmd_obj + def _set_command_options (self, command_obj, option_dict=None): + + """Set the options for 'command_obj' from 'option_dict'. Basically + this means copying elements of a dictionary ('option_dict') to + attributes of an instance ('command'). + + 'command_obj' must be a Commnd instance. If 'option_dict' is not + supplied, uses the standard option dictionary for this command + (from 'self.command_options'). + """ + from distutils.core import DEBUG + + command_name = command_obj.get_command_name() + if option_dict is None: + option_dict = self.get_option_dict(command_name) + + if DEBUG: print " setting options for '%s' command:" % command_name + for (option, (source, value)) in option_dict.items(): + if DEBUG: print " %s = %s (from %s)" % (option, value, source) + if not hasattr(command_obj, option): + raise DistutilsOptionError, \ + ("error in %s: command '%s' has no such option '%s'") % \ + (source, command_name, option) + setattr(command_obj, option, value) + + def reinitialize_command (self, command): + """Reinitializes a command to the state it was in when first + returned by 'get_command_obj()': ie., initialized but not yet + finalized. This gives provides the opportunity to sneak option + values in programmatically, overriding or supplementing + user-supplied values from the config files and command line. + You'll have to re-finalize the command object (by calling + 'finalize_options()' or 'ensure_finalized()') before using it for + real. + + 'command' should be a command name (string) or command object. + Returns the reinitialized command object. + """ + from distutils.cmd import Command + if not isinstance(command, Command): + command_name = command + command = self.get_command_obj(command_name) + else: + command_name = command.get_command_name() + + if not command.finalized: + return + command.initialize_options() + command.finalized = 0 + self._set_command_options(command) + return command + # -- Methods that operate on the Distribution ---------------------- |