bump typing extension

poetry.lock

@@ -585,7 +585,7 @@ test = ["check-manifest", "fastjsonschema", "testpath", "pytest", "pytest-cov"]
 
 [[package]]
 name = "nest-asyncio"
-version = "1.5.4"
+version = "1.5.5"
 description = "Patch asyncio to allow nested event loops"
 category = "main"
 optional = true
@@ -1065,7 +1065,7 @@ jupyter = ["ipywidgets"]
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.6.2"
-content-hash = "30f0494b5d11d290dce56b8cc02c391ba4f811da4d94e386307fbb906a76a5f9"
+content-hash = "44c9bd43cc8070dbf2d3e5a8e8e327d7c42531bbb11ed36b144135fa753f59cb"
 
 [metadata.files]
 appnope = [
@@ -1465,8 +1465,8 @@ nbformat = [
     {file = "nbformat-5.1.3.tar.gz", hash = "sha256:b516788ad70771c6250977c1374fcca6edebe6126fd2adb5a69aa5c2356fd1c8"},
 ]
 nest-asyncio = [
-    {file = "nest_asyncio-1.5.4-py3-none-any.whl", hash = "sha256:3fdd0d6061a2bb16f21fe8a9c6a7945be83521d81a0d15cff52e9edee50101d6"},
-    {file = "nest_asyncio-1.5.4.tar.gz", hash = "sha256:f969f6013a16fadb4adcf09d11a68a4f617c6049d7af7ac2c676110169a63abd"},
+    {file = "nest_asyncio-1.5.5-py3-none-any.whl", hash = "sha256:b98e3ec1b246135e4642eceffa5a6c23a3ab12c82ff816a92c612d68205813b2"},
+    {file = "nest_asyncio-1.5.5.tar.gz", hash = "sha256:e442291cd942698be619823a17a86a5759eabe1f8613084790de189fe9e16d65"},
 ]
 nodeenv = [
     {file = "nodeenv-1.6.0-py2.py3-none-any.whl", hash = "sha256:621e6b7076565ddcacd2db0294c0381e01fd28945ab36bcf00f41c5daf63bef7"},

pyproject.toml

@@ -27,7 +27,7 @@ include = ["rich/py.typed"]
 
 [tool.poetry.dependencies]
 python = "^3.6.2"
-typing-extensions = { version = ">=3.7.4, <5.0", python = "<3.9" }
+typing-extensions = { version = ">=4.0.0, <5.0", python = "<3.9" }
 dataclasses = { version = ">=0.7,<0.9", python = "<3.7" }
 pygments = "^2.6.0"
 commonmark = "^0.9.0"