Re: [Configobj-develop] including files in files

[Michael F. <fuz...@vo...>]

Hello Dan,

The section method 'merge' can be used to merge config files that are 
read in separately. At least if you read them in individually the error 
messages will be correct.

Michael Foord
http://www.ironpythoninaction.com/

Dan Gunter wrote:
> Hi,
>
> I have a situation where there is some shared information across a 
> couple of configuration files and I'd like to include one config file in 
> another (one level of include is fine). I would welcome clever and/or 
> built-in solutions to this problem. But I thought I would share; below 
> is my ConfigObj subclass that I use (as a drop-in replacement to 
> ConfigObj) to solve it. Note that one thing missing from this solution 
> is proper re-mapping of files and line numbers in error messages.
>
> -Dan
>
> class IncConfigObj(configobj.ConfigObj):
>     """Recognize and process '@include <file>' directives
>     transparently. Do not deal with recursive references, i.e.
>     ignore @includes inside included files.
>     """
>     def __init__(self, infile, **kw):
>         """Take same arguments as ConfigObj, but in the case of a file
>         object or filename, process @include statements in the file.
>         """
>
>         if not isinstance(infile, str) and not hasattr(infile, 'read'):
>             arg = infile # pass to ConfigObj unmodified
>         # yes, it's a file-like-object or string (filename)
>         else:
>             arg = [ ]
>             if isinstance(infile, file):
>                 f = infile
>             else:
>                 f = file(infile)
>             # walk through input file
>             for line in f:
>                 # look for include directive
>                 if line.strip().startswith('@include'):
>                     # open the include file
>                     inc_path = line.strip().split(None,1)[1]
>                     try:
>                         f = file(inc_path)
>                     except IOError,E:
>                         raise IOError("opening included file "
>                                       "'%s': %s" % (inc_path, E))
>                     # include the given file
>                     for inc_line in f:
>                         arg.append(inc_line)
>                 # otherwise just keep going
>                 else:
>                     arg.append(line)
>         configobj.ConfigObj.__init__(self, arg, **kw)
>
>