Drop python 3.5 support

Author: tony

README.rst

@@ -181,7 +181,7 @@ See donation options at https://git-pull.com/support.html.
 Project details
 ---------------
 - tmux support: 1.8, 1.9a, 2.0, 2.1, 2.2, 2.3, 2.4, 2.5, 2.6
-- python support: >= 3.5, pypy, pypy3
+- python support: >= 3.6, pypy, pypy3
 - Source: https://github.com/tmux-python/libtmux
 - Docs: https://libtmux.git-pull.com
 - API: https://libtmux.git-pull.com/api.html

poetry.lock

@@ -15,10 +15,10 @@ classifiers = [
   "Environment :: Web Environment",
   "Intended Audience :: Developers",
   "Programming Language :: Python",
-  "Programming Language :: Python :: 3.5",
   "Programming Language :: Python :: 3.6",
   "Programming Language :: Python :: 3.7",
   "Programming Language :: Python :: 3.8",
+  "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: Implementation :: PyPy",
   "Topic :: Utilities",
   "Topic :: System :: Shells"
@@ -34,7 +34,7 @@ Documentation = "https://libtmux.git-pull.com"
 Repository = "https://github.com/tmux-python/libtmux"
 
 [tool.poetry.dependencies]
-python = "^3.5"
+python = "^3.6"
 
 [tool.poetry.dev-dependencies]
 ### Docs ###

pyproject.toml

@@ -53,9 +53,10 @@
         "Environment :: Web Environment",
         "Intended Audience :: Developers",
         "Programming Language :: Python",
-        "Programming Language :: Python :: 3.5",
         "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
+        "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: Implementation :: PyPy",
         "Topic :: Utilities",
         "Topic :: System :: Shells",