Modernize build system with Poetry and fix timezone-dependent tests

.gitignore

@@ -46,6 +46,7 @@ nosetests.xml
 coverage.xml
 *,cover
 .hypothesis/
+.pytest_cache/
 
 # Translations
 *.mo
@@ -79,10 +80,12 @@ celerybeat-schedule
 
 # dotenv
 .env
+.envrc
 
 # virtualenv
 ENV/
 venv*/
+.direnv/
 
 # Spyder project settings
 .spyderproject
@@ -92,3 +95,6 @@ venv*/
 
 # PyCharm project settings
 .idea
+
+# Poetry
+poetry.lock

pyproject.toml

@@ -0,0 +1,45 @@
+[build-system]
+requires = ["poetry-core>=1.0.0"]
+build-backend = "poetry.core.masonry.api"
+
+[tool.poetry]
+name = "simplefix"
+version = "1.0.17"
+description = "Simple FIX Protocol implementation for Python"
+authors = ["David Arnold <d+simplefix@0x1.org>"]
+license = "MIT"
+readme = "README.rst"
+homepage = "https://github.com/da4089/simplefix"
+repository = "https://github.com/da4089/simplefix"
+documentation = "https://simplefix.readthedocs.io"
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Topic :: Software Development :: Libraries :: Python Modules",
+    "Topic :: System :: Networking",
+    "Intended Audience :: Developers",
+    "License :: OSI Approved :: MIT License",
+    "Operating System :: OS Independent",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
+]
+packages = [{include = "simplefix"}]
+
+[tool.poetry.dependencies]
+python = ">=3.8"
+
+[tool.poetry.group.dev.dependencies]
+pytest = ">=7.0.0"
+coverage = "*"
+sphinx = "*"
+twine = "*"
+wheel = "*"
+freezegun = "*"
+
+[tool.pytest.ini_options]
+pythonpath = ["."]
+testpaths = ["test"]

pytest.ini

@@ -0,0 +1,3 @@
+[pytest]
+pythonpath = .
+testpaths = test

simplefix/message.py

@@ -67,6 +67,7 @@ def fix_tag(value):
     return str(value).encode('ASCII')
 
 
+
 class FixMessage:
     """FIX protocol message.
 
@@ -196,9 +197,9 @@ def append_utc_timestamp(self, tag, timestamp=None, precision=3,
         :param header: Append to FIX header if True; default to body.
 
         The `timestamp` value should be a datetime, such as created by
-        datetime.datetime.utcnow(); a float, being the number of seconds
+        utcnow(); a float, being the number of seconds
         since midnight 1 Jan 1970 UTC, such as returned by time.time();
-        or, None, in which case datetime.datetime.utcnow() is used to
+        or, None, in which case utcnow() is used to
         get the current UTC time.
 
         Precision values other than zero (seconds), 3 (milliseconds),
@@ -221,9 +222,9 @@ def append_utc_time_only(self, tag, timestamp=None, precision=3,
         :param header: Append to FIX header if True; default to body.
 
         The `timestamp` value should be a datetime, such as created by
-        datetime.datetime.utcnow(); a float, being the number of seconds
+        utcnow(); a float, being the number of seconds
         since midnight 1 Jan 1970 UTC, such as returned by time.time();
-        or, None, in which case datetime.datetime.utcnow() is used to
+        or, None, in which case utcnow() is used to
         get the current UTC time.
 
         Precision values other than zero (seconds), 3 (milliseconds),

test/conftest.py

@@ -0,0 +1 @@
+# Empty conftest.py to help pytest discover tests