@@ -5940,16 +5940,19 @@ guix shell python python-numpy -- python3
@end example
@quotation Note
-@cindex shebang
-@command{guix shell} can be used as @emph{shebang}. Consider the
-previous example as an executable Python script, the @emph{shebang}
-reads,
+@cindex shebang, for @command{guix shell}
+@command{guix shell} can be also be used as a script interpreter, also
+known as @dfn{shebang}. Here is an example self-contained Python script
+making use of this feature:
@example
-#!/usr/bin/env -S guix shell python python-nympy -- python3
+#!/usr/bin/env -S guix shell python python-numpy -- python3
+import numpy
+print("This is numpy", numpy.version.version)
@end example
-All the @var{options} or convenience of @command{guix shell} apply.
+You may pass any @command{guix shell} option, but there's one caveat:
+the Linux kernel has a limit of 127 bytes on shebang length.
@end quotation
Development environments can be created as in the example below, which