diff options
Diffstat (limited to 'plac/doc/plac_core.txt')
| -rw-r--r-- | plac/doc/plac_core.txt | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/plac/doc/plac_core.txt b/plac/doc/plac_core.txt index 6012198..db90ec8 100644 --- a/plac/doc/plac_core.txt +++ b/plac/doc/plac_core.txt @@ -88,10 +88,7 @@ the boilerplate from nine lines to six lines: .. include:: example2.py :literal: -However saving three lines does not justify introducing the external -dependency: most people will not switch to Python 2.7, which at the time of -this writing is just about to be released, for many years. -Moreover, it just feels too complex to instantiate a class and to +However, it just feels too complex to instantiate a class and to define a parser by hand for such a trivial task. The plac_ module is designed to manage well such use cases, and it is able @@ -139,6 +136,8 @@ the usage message for free: .. include:: example5.help :literal: +Notice that by default plac_ prints the string representation +of the default values (with square brackets) in the usage message. plac_ manages transparently even the case when you want to pass a variable number of arguments. Here is an example, a script running on a database a series of SQL scripts: @@ -156,7 +155,7 @@ the command-line arguments parser to use from the signature of the main function*. This is the whole idea behind plac_: if the intent is clear, let's the machine take care of the details. -plac_ is inspired to an old Python Cookbook recipe (optionparse_), in +plac_ is inspired to an old Python Cookbook recipe of mine (optionparse_), in the sense that it delivers the programmer from the burden of writing the parser, but is less of a hack: instead of extracting the parser from the docstring of the module, it extracts it from the signature of |