Split Python CI and Dev requirements

Author: eliericha

testsuite/drivers/pylsp.py

@@ -17,7 +17,6 @@
 import attrs
 import lsprotocol.converters
 import lsprotocol.types
-import psutil
 from lsprotocol import types
 from pygls.client import JsonRPCClient
 from pygls.protocol import default_converter
@@ -684,6 +683,8 @@ def __init__(
 
 
 def debugHere(lsp: LanguageClient, msg: str | None = None):
+    import psutil
+
     if not args.debug:
         raise TestInfraError(
             "Test must be run with --debug to use debugHere()", print_backtrace=False

testsuite/requirements-ci.txt

@@ -0,0 +1,4 @@
+# This file contains the strict minimum Python requirements for running the
+# testsuite in CI.
+e3-testsuite
+pytest-lsp

testsuite/requirements-dev.txt

@@ -0,0 +1,4 @@
+# This file contains the Python requirements for a development environment.
+-r "requirements-ci.txt"
+psutil
+types-psutil