fix: Fix sphinx documentation build and add support for readthedocs V2

- Upgrade Sphinx versions & sphinx_rtd_theme
- Install optional dependencies for documentation build
- Update .readthedocs.yml to V2 format
- Use `html_css_files` to inject custom css in `conf.py`

Author: jules-ch

.readthedocs.yml

@@ -1,7 +1,21 @@
+version: 2
+
+formats: all
+
 build:
-  image: latest
+  os: ubuntu-22.04
+  tools:
+    python: "3.7"
+
+sphinx:
+  configuration: docs/conf.py
+
 python:
-  version: 3.7
-  pip_install: true
-  extra_requirements:
-    - docs
+  install:
+  - requirements: docs/requirements.txt
+  - method: pip
+    path: .
+    extra_requirements:
+      - async
+      - extra
+      - ciso

CHANGELOG.md

@@ -30,6 +30,9 @@ This release introduces a support for new version of InfluxDB API definitions wi
 1. [#583](https://github.com/influxdata/influxdb-client-python/pull/583): Async HTTP client doesn't always use `HTTP_PROXY`/`HTTPS_PROXY` environment variables. [async/await]
 1. [#584](https://github.com/influxdata/influxdb-client-python/pull/584): Parsing empty query result value as `numpy.NaN`
 
+### Documentation
+1. [#566](https://github.com/influxdata/influxdb-client-python/pull/566): Fix Sphinx documentation build and add support `.readthedocs.yml` V2 configuration file
+
 ## 1.36.1 [2023-02-23]
 
 ### Bug Fixes

README.rst

@@ -125,7 +125,7 @@ If your application uses async/await in Python you can install with the ``async`
 
     $ pip install influxdb-client[async]
 
-For more info se `How to use Asyncio`_.
+For more info see `How to use Asyncio`.
 
 Setuptools
 ^^^^^^^^^^
@@ -208,7 +208,7 @@ The following options are supported:
 
     self.client = InfluxDBClient.from_config_file("config.ini")
 
-.. code-block::
+.. code-block:: ini
 
     [influx2]
     url=http://localhost:8086
@@ -278,7 +278,7 @@ Example how to enable profilers using API:
 
 Example of a profiler output:
 
-.. code-block::
+.. code-block:: text
 
     ===============
     Profiler: query
@@ -374,7 +374,7 @@ Example how to use profilers with callback:
 
 Example output of this callback:
 
-.. code-block::
+.. code-block:: text
 
     Custom processing of profiler result: {'result': '_profiler', 'table': 0, '_measurement': 'profiler/query', 'TotalDuration': 18843792, 'CompileDuration': 1078666, 'QueueDuration': 93375, 'PlanDuration': 0, 'RequeueDuration': 0, 'ExecuteDuration': 17371000, 'Concurrency': 0, 'MaxAllocated': 448, 'TotalAllocated': 0, 'RuntimeErrors': None, 'flux/query-plan': 'digraph {\r\n  ReadRange2\r\n  generated_yield\r\n\r\n  ReadRange2 -> generated_yield\r\n}\r\n\r\n', 'influxdb/scanned-bytes': 0, 'influxdb/scanned-values': 0}
     Custom processing of profiler result: {'result': '_profiler', 'table': 1, '_measurement': 'profiler/operator', 'Type': '*influxdb.readFilterSource', 'Label': 'ReadRange2', 'Count': 1, 'MinDuration': 3274084, 'MaxDuration': 3274084, 'DurationSum': 3274084, 'MeanDuration': 3274084.0}
@@ -773,7 +773,7 @@ The ``client`` is able to retrieve data in `Pandas DataFrame <https://pandas.pyd
 
 Output:
 
-.. code-block::
+.. code-block:: text
 
         result table  location  temperature
     0  _result     0  New York         24.3

docs/conf.py

@@ -26,10 +26,6 @@
     exec('\n'.join(l for l in f if l.startswith('VERSION')), meta)
 
 
-def setup(app):
-    app.add_stylesheet('custom.css')
-
-
 project = 'influxdb_client'
 copyright = '2022 InfluxData, Inc'
 author = 'Robert Hajek, Jakub Bednar'
@@ -57,7 +53,8 @@ def setup(app):
     'sphinx.ext.coverage',
     'sphinx.ext.mathjax',
     'sphinx.ext.todo',
-    'sphinx.ext.viewcode'
+    'sphinx.ext.viewcode',
+    'sphinx_rtd_theme',
     # 'sphinx_autodoc_typehints'
 ]
 
@@ -78,7 +75,7 @@ def setup(app):
 #
 # This is also used if you do content translation via gettext catalogs.
 # Usually you set "language" from the command line for these cases.
-language = None
+language = "en"
 
 # List of patterns, relative to source directory, that match files and
 # directories to ignore when looking for source files.
@@ -101,6 +98,10 @@ def setup(app):
 #
 # html_theme_options = {}
 
+html_css_files = [
+    'custom.css',
+]
+
 # Add any paths that contain custom static files (such as style sheets) here,
 # relative to this directory. They are copied after the builtin static files,
 # so a file named "default.css" will overwrite the builtin "default.css".

docs/requirements.txt

@@ -1 +1,2 @@
-docutils < 0.18
+sphinx>=5.0.0
+sphinx_rtd_theme==1.1.0