From ab90b80972895835142f42872008c84503741bdf Mon Sep 17 00:00:00 2001
From: Martha Cryan <martha.cryan326@gmail.com>
Date: Tue, 18 Feb 2025 14:30:08 -0600
Subject: [PATCH 1/3] Add back in express extra dependencies and required
 dependencies

---
 pyproject.toml       |  9 +++++++--
 requires-express.txt |  8 --------
 requires-install.txt | 10 ----------
 3 files changed, 7 insertions(+), 20 deletions(-)
 delete mode 100644 requires-express.txt
 delete mode 100644 requires-install.txt

diff --git a/pyproject.toml b/pyproject.toml
index 699e20ceb1..78a3ec5779 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -38,9 +38,14 @@ classifiers = [
 requires-python = ">=3.8"
 license = {file="LICENSE.txt"}
 version = "6.0.0"
-dynamic = ["dependencies"]
+dependencies = [
+    "narwhals>=1.13.3",
+    "packaging"
+]
+
+[project.optional-dependencies]
+express = ["numpy"]
 
-# TODO: check that this works
 [tool.setuptools.packages.find]
 where = ["."]
 include = ["plotly*", "_plotly*"]
diff --git a/requires-express.txt b/requires-express.txt
deleted file mode 100644
index f561197347..0000000000
--- a/requires-express.txt
+++ /dev/null
@@ -1,8 +0,0 @@
-### Required dependencies for Plotly Express    ###
-###                                             ###
-### To install, run:                            ###
-###      $ pip install -r requires-express.txt  ###
-###                                             ###
-###################################################
-
-numpy
diff --git a/requires-install.txt b/requires-install.txt
deleted file mode 100644
index 2923ec9d8a..0000000000
--- a/requires-install.txt
+++ /dev/null
@@ -1,10 +0,0 @@
-### Dependencies for Core Plotly Functionality  ###
-###                                             ###
-### To install, run:                            ###
-###      $ pip install -r requires-install.txt  ###
-###                                             ###
-###################################################
-
-## dataframe agnostic layer ##
-narwhals>=1.15.1
-packaging

From 75b51067811dc1a67eed72910018b4d5d9f1a2e8 Mon Sep 17 00:00:00 2001
From: Martha Cryan <martha.cryan326@gmail.com>
Date: Tue, 18 Feb 2025 15:12:49 -0600
Subject: [PATCH 2/3] Remove deleted files from MANIFEST.in

---
 MANIFEST.in | 2 --
 1 file changed, 2 deletions(-)

diff --git a/MANIFEST.in b/MANIFEST.in
index d9c32908b0..d079cf5bf8 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,5 +1,3 @@
 include LICENSE.txt
 include README.md
-include requires-install.txt
-include requires-express.txt
 include plotly/package_data/widgetbundle.js

From 45a8fca81b166c744b059fc235866b0c8b4f459f Mon Sep 17 00:00:00 2001
From: Martha Cryan <martha.cryan326@gmail.com>
Date: Tue, 18 Feb 2025 16:07:22 -0600
Subject: [PATCH 3/3] Update pyproject.toml

Co-authored-by: Emily KL <4672118+emilykl@users.noreply.github.com>
---
 pyproject.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pyproject.toml b/pyproject.toml
index 78a3ec5779..e4afcdb57d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -39,7 +39,7 @@ requires-python = ">=3.8"
 license = {file="LICENSE.txt"}
 version = "6.0.0"
 dependencies = [
-    "narwhals>=1.13.3",
+    "narwhals>=1.15.1",
     "packaging"
 ]