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authorJosselin Poiret <dev@jpoiret.xyz>2023-03-30 22:42:10 +0200
committerJosselin Poiret <dev@jpoiret.xyz>2023-08-25 15:16:19 +0200
commit9f68a2a9c41166ec5ac24c082bcd96c433dd2ede (patch)
tree387f7d69613e6361c35a3eb1a5a75c1ea56ae33e /doc/guix.texi
parente9a5eebc785cb843034b38c5c5a6dd10904bdf2a (diff)
doc: Note that `guix shell` should contain base language packages.
* doc/guix.texi (Invoking guix shell): Explain that python must be included in the invocation even if it is already available in the external environment. Suggested-by: Skyler <skyvine@protonmail.com>
Diffstat (limited to 'doc/guix.texi')
-rw-r--r--doc/guix.texi10
1 files changed, 9 insertions, 1 deletions
diff --git a/doc/guix.texi b/doc/guix.texi
index c60e0b87b2..6105195bd9 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -96,7 +96,7 @@ Copyright @copyright{} 2021 Domagoj Stolfa@*
Copyright @copyright{} 2021 Hui Lu@*
Copyright @copyright{} 2021 pukkamustard@*
Copyright @copyright{} 2021 Alice Brenon@*
-Copyright @copyright{} 2021, 2022 Josselin Poiret@*
+Copyright @copyright{} 2021-2023 Josselin Poiret@*
Copyright @copyright{} 2021, 2023 muradm@*
Copyright @copyright{} 2021, 2022 Andrew Tropin@*
Copyright @copyright{} 2021 Sarah Morgensen@*
@@ -6271,6 +6271,14 @@ building or downloading any missing package, and runs the
guix shell python python-numpy -- python3
@end example
+Note that it is necessary to include the main @code{python} package in
+this command even if it is already installed into your environment.
+This is so that the shell environment knows to set @env{PYTHONPATH} and
+other related variables. The shell environment cannot check the
+previously installed environment, because then it would be
+non-deterministic. This is true for most libraries: their corresponding
+language package should be included in the shell invocation.
+
@quotation Note
@cindex shebang, for @command{guix shell}
@command{guix shell} can be also be used as a script interpreter, also