diff options
Diffstat (limited to 'Doc/library/optparse.rst')
| -rw-r--r-- | Doc/library/optparse.rst | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/Doc/library/optparse.rst b/Doc/library/optparse.rst index 0d686b1..47e6255 100644 --- a/Doc/library/optparse.rst +++ b/Doc/library/optparse.rst @@ -529,7 +529,7 @@ help message: line-wrapping---\ :mod:`optparse` takes care of wrapping lines and making the help output look good. -* options that take a value indicate this fact in their automatically-generated +* options that take a value indicate this fact in their automatically generated help message, e.g. for the "mode" option:: -m MODE, --mode=MODE @@ -539,7 +539,7 @@ help message: :mod:`optparse` converts the destination variable name to uppercase and uses that for the meta-variable. Sometimes, that's not what you want---for example, the ``--filename`` option explicitly sets ``metavar="FILE"``, - resulting in this automatically-generated option description:: + resulting in this automatically generated option description:: -f FILE, --filename=FILE @@ -1449,7 +1449,7 @@ intelligently and add conflicting options to it:: parser.add_option("-n", "--dry-run", ..., help="do no harm") parser.add_option("-n", "--noisy", ..., help="be noisy") -At this point, :mod:`optparse` detects that a previously-added option is already +At this point, :mod:`optparse` detects that a previously added option is already using the ``-n`` option string. Since ``conflict_handler`` is ``"resolve"``, it resolves the situation by removing ``-n`` from the earlier option's list of option strings. Now ``--dry-run`` is the only way for the user to activate @@ -1460,7 +1460,7 @@ that option. If the user asks for help, the help message will reflect that:: ... -n, --noisy be noisy -It's possible to whittle away the option strings for a previously-added option +It's possible to whittle away the option strings for a previously added option until there are none left, and the user has no way of invoking that option from the command-line. In that case, :mod:`optparse` removes that option completely, so it doesn't show up in help text or anywhere else. Carrying on with our |