python: upgrade min python version to 3.10

daywalker90 · cdecker · commit db7dfcd9d004 · 2026-04-20T14:09:03.000+02:00
python 3.9 is EOL
diff --git a/contrib/cln-tracer/pyproject.toml b/contrib/cln-tracer/pyproject.toml
@@ -6,7 +6,7 @@ authors = [
     {name = "Christian Decker", email = "decker.christian@gmail.com"}
 ]
 readme = "README.md"
-requires-python = ">=3.9,<4.0"
+requires-python = ">=3.10,<4.0"
 dependencies = [
     "bcc>=0.1.10",
     "opentelemetry-proto>=1.21.0"
diff --git a/contrib/msggen/pyproject.toml b/contrib/msggen/pyproject.toml
@@ -4,7 +4,7 @@ version = "0.1.0"
 description = "A utility to transform wire messages and JSON-RPC messages to arbitrary target languages."
 authors = [{ name = "Christian Decker", email = "decker@blockstream.com" }]
 license = { text = "BSD-MIT" }
-requires-python = ">=3.9,<4.0"
+requires-python = ">=3.10,<4.0"
 dependencies = []
 
 [dependency-groups]
@@ -18,7 +18,7 @@ include = ["msggen/schema.json"]
 
 
 [tool.poetry.dependencies]
-python = "^3.9"
+python = "^3.10"
 
 [tool.poetry.group.dev.dependencies]
 pytest = "^6.2.5"
diff --git a/contrib/pyln-client/pyproject.toml b/contrib/pyln-client/pyproject.toml
@@ -5,7 +5,7 @@ description = "Client library and plugin library for Core Lightning"
 authors = [{ name = "Christian Decker", email = "decker.christian@gmail.com" }]
 license = { text = "BSD-MIT" }
 readme = "README.md"
-requires-python = ">=3.9,<4.0"
+requires-python = ">=3.10,<4.0"
 dependencies = ["pyln-proto>=23", "pyln-bolt7>=1.0"]
 
 [dependency-groups]
diff --git a/contrib/pyln-grpc-proto/pyproject.toml b/contrib/pyln-grpc-proto/pyproject.toml
@@ -5,7 +5,7 @@ description = "The compiled GRPC proto for CLN"
 authors = [{ name = "Christian Decker", email = "decker@blockstream.com" }]
 license = { text = "MIT" }
 readme = "README.md"
-requires-python = ">=3.9,<4.0"
+requires-python = ">=3.10,<4.0"
 dependencies = ["grpcio==1.75.1", "protobuf==6.32.1"]
 
 [dependency-groups]
diff --git a/contrib/pyln-proto/pyproject.toml b/contrib/pyln-proto/pyproject.toml
@@ -7,7 +7,7 @@ authors = [
 ]
 license = {text = "BSD-MIT"}
 readme = "README.md"
-requires-python = ">=3.9.2,<4.0"
+requires-python = ">=3.10,<4.0"
 dependencies = [
     "base58>=2.1.1",
     "bitstring>=4.3.0",
diff --git a/contrib/pyln-spec/bolt1/pyproject.toml b/contrib/pyln-spec/bolt1/pyproject.toml
@@ -6,7 +6,7 @@ authors = [
     {name = "Rusty Russell", email = "rusty@blockstream.com"}
 ]
 license = {text = "MIT"}
-requires-python = ">=3.9,<4.0"
+requires-python = ">=3.10,<4.0"
 dependencies = []
 
 [dependency-groups]
diff --git a/contrib/pyln-spec/bolt2/pyproject.toml b/contrib/pyln-spec/bolt2/pyproject.toml
@@ -6,7 +6,7 @@ authors = [
     {name = "Rusty Russell", email = "rusty@blockstream.com"}
 ]
 license = {text = "MIT"}
-requires-python = ">=3.9,<4.0"
+requires-python = ">=3.10,<4.0"
 dependencies = []
 
 [dependency-groups]
diff --git a/contrib/pyln-spec/bolt4/pyproject.toml b/contrib/pyln-spec/bolt4/pyproject.toml
@@ -6,7 +6,7 @@ authors = [
     {name = "Rusty Russell", email = "rusty@blockstream.com"}
 ]
 license = {text = "MIT"}
-requires-python = ">=3.9,<4.0"
+requires-python = ">=3.10,<4.0"
 dependencies = []
 
 [dependency-groups]
diff --git a/contrib/pyln-spec/bolt7/pyproject.toml b/contrib/pyln-spec/bolt7/pyproject.toml
@@ -4,7 +4,7 @@ version = "1.0.246"
 description = "BOLT7"
 authors = [{ name = "Rusty Russell" }]
 license = { text = "BSD-MIT" }
-requires-python = ">=3.9,<4.0"
+requires-python = ">=3.10,<4.0"
 dependencies = []
 
 [dependency-groups]
diff --git a/contrib/pyln-testing/pyproject.toml b/contrib/pyln-testing/pyproject.toml
@@ -5,7 +5,7 @@ description = "Test your Core Lightning integration, plugins or whatever you wan
 authors = [{ name = "Christian Decker", email = "decker.christian@gmail.com" }]
 license = { text = "BSD-MIT" }
 readme = "README.md"
-requires-python = ">=3.9,<4.0"
+requires-python = ">=3.10,<4.0"
 dependencies = [
   "pytest>=8.0.0",
   "ephemeral-port-reserve>=1.1.4",
diff --git a/pyproject.toml b/pyproject.toml
@@ -3,7 +3,7 @@ name = "cln-meta-project"
 version = "0.1.0"
 description = "Just a helper to get our python dependencies under control"
 authors = [{ name = "Christian Decker", email = "cdecker@blockstream.com" }]
-requires-python = ">=3.9.2,<4.0"
+requires-python = ">=3.10,<4.0"
 dependencies = [
   "Mako>=1.1.6",
   "websocket-client>=1.2.3",
@@ -18,7 +18,6 @@ dependencies = [
   "pytest-trackflaky",
   "pytest-rerunfailures>=16.0.1",
   "pyln-testing",
-  "pyln-proto",
 ]
 package-mode = false
 [dependency-groups]
diff --git a/tests/data/recklessrepo/lightningd/testplugpyproj/pyproject.toml b/tests/data/recklessrepo/lightningd/testplugpyproj/pyproject.toml
@@ -6,7 +6,7 @@ authors = ["Alex Myers <alex@endothermic.dev>"]
 
 [tool.poetry.dependencies]
 # Build dependencies belong here
-python = "^3.9"
+python = "^3.10"
 pyln-client = "^23.11"
 
 [build-system]
diff --git a/uv.lock b/uv.lock

Original file line number	Diff line number	Diff line change
`@@ -6,7 +6,7 @@ authors = [`
`6`	`6`	`{name = "Christian Decker", email = "decker.christian@gmail.com"}`
`7`	`7`	`]`
`8`	`8`	`readme = "README.md"`
`9`		`-requires-python = ">=3.9,<4.0"`
	`9`	`+requires-python = ">=3.10,<4.0"`
`10`	`10`	`dependencies = [`
`11`	`11`	`"bcc>=0.1.10",`
`12`	`12`	`"opentelemetry-proto>=1.21.0"`
Original file line number	Diff line number	Diff line change
`@@ -7,7 +7,7 @@ authors = [`
`7`	`7`	`]`
`8`	`8`	`license = {text = "BSD-MIT"}`
`9`	`9`	`readme = "README.md"`
`10`		`-requires-python = ">=3.9.2,<4.0"`
	`10`	`+requires-python = ">=3.10,<4.0"`
`11`	`11`	`dependencies = [`
`12`	`12`	`"base58>=2.1.1",`
`13`	`13`	`"bitstring>=4.3.0",`
Original file line number	Diff line number	Diff line change
`@@ -6,7 +6,7 @@ authors = [`
`6`	`6`	`{name = "Rusty Russell", email = "rusty@blockstream.com"}`
`7`	`7`	`]`
`8`	`8`	`license = {text = "MIT"}`
`9`		`-requires-python = ">=3.9,<4.0"`
	`9`	`+requires-python = ">=3.10,<4.0"`
`10`	`10`	`dependencies = []`
`11`	`11`
`12`	`12`	`[dependency-groups]`