twister: pytest: remove unnecessary requirements

Remove requirements, which are not used in this plugin version.

Signed-off-by: Piotr Golyzniak <piotr.golyzniak@nordicsemi.no>

scripts/pylib/pytest-twister-ext/requirements.txt

@@ -1,5 +1,3 @@
-marshmallow==3.19.0
-psutil==5.9.4
-pyserial==3.5
-pytest==7.2.0
-PyYAML==6.0
+psutil
+pyserial
+pytest>=7.0.0

scripts/pylib/pytest-twister-ext/setup.cfg

@@ -21,11 +21,9 @@ packages = find:
 package_dir =
     =src
 install_requires =
-    marshmallow
     psutil
     pyserial
     pytest>=7.0.0
-    PyYAML>=5.1
 
 [options.packages.find]
 where = src

scripts/pylib/pytest-twister-ext/src/twister_ext/helper.py

@@ -8,49 +8,12 @@
 import os.path
 import platform
 import shlex
-from pathlib import Path
-
-import yaml.parser
-
-from twister_ext.exceptions import TwisterExtException
 
 _WINDOWS = platform.system() == 'Windows'
 
 logger = logging.getLogger(__name__)
 
 
-def string_to_set(value: str | set) -> set[str]:
-    if isinstance(value, str):
-        return set(value.split())
-    else:
-        return value
-
-
-def string_to_list(value: str | list) -> list[str]:
-    if isinstance(value, str):
-        return list(value.split())
-    else:
-        return value
-
-
-def safe_load_yaml(filename: Path) -> dict:
-    """
-    Return data from yaml file.
-
-    :param filename: path to yaml file
-    :return: data read from yaml file
-    """
-    # __tracebackhide__ = True
-    with filename.open(encoding='UTF-8') as file:
-        try:
-            data = yaml.safe_load(file)
-        except yaml.parser.ParserError as exc:
-            logger.error('Parsing error for yaml file %s: %s', filename, exc)
-            raise TwisterExtException(f'Cannot load data from yaml file: {filename}')
-        else:
-            return data
-
-
 def log_command(logger: logging.Logger, msg: str, args: list, level: int = logging.DEBUG):
     """
     Platform-independent helper for logging subprocess invocations.

scripts/pylib/pytest-twister-ext/tox.ini

@@ -5,7 +5,6 @@ minversion = 3.20.0
 distshare = {homedir}/.tox/distshare
 
 [testenv]
-deps = -rrequirements-tests.txt
 commands =
     pytest tests {env:_TOX_COVERAGE_RUN:} {posargs:}
 setenv =