Add pydocstyle workflow and docstring

Related to #90

.github/workflows/pydosctyle.yml

@@ -0,0 +1,25 @@
+name: Lint and Test
+
+on: [push, pull_request]
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Check out code
+      uses: actions/checkout@v2
+
+    - name: Set up Python
+      uses: actions/setup-python@v2
+      with:
+        python-version: '3.8'
+
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install pydocstyle
+
+    - name: Run pydocstyle
+      run: |
+        pydocstyle

.pydocstyle

@@ -0,0 +1,2 @@
+[pydocstyle]
+ignore = D203,D213,D406,D407,D415

src/tirith/logging.py

@@ -1,3 +1,8 @@
+"""
+Sets up logging configuration for the application.
+"""
+
+
 import logging
 import logging.config
 import sys
@@ -38,6 +43,13 @@
 
 
 def setup_logging(verbose: bool = False):
+    """
+    Set up logging configuration.
+
+    :param verbose:  If set to `True` will log all messages higher than DEBUG
+                     level, otherwise it will log the messages that are higher
+                     than INFO level ('INFO', 'WARNING', 'CRITICAL')
+    """
     if verbose:
         DEFAULT_LOGGING_CONFIG["root"]["handlers"] = ["console_stderr_verbose"]
     logging.config.dictConfig(DEFAULT_LOGGING_CONFIG)