pylint: fix trailing-whitespace cases

Fix all cases of C0303 trailing-whitespace. Remove trailing whitespaces
from documentation as well.

Part of #270

Author: DifferentialOrange

.github/workflows/testing.yml

@@ -37,7 +37,7 @@ jobs:
           - ''
 
         # Adding too many elements to three-dimentional matrix results in
-        # too many test cases. It causes GitHub webpages to fail with 
+        # too many test cases. It causes GitHub webpages to fail with
         # "This page is taking too long to load." error. Thus we use
         # pairwise testing.
         include:

CHANGELOG.md

@@ -7,7 +7,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## 0.12.1 - 2023-02-28
 
 ### Changed
-- Discovery iproto features only for Tarantools since version 2.10.0 (#283). 
+- Discovery iproto features only for Tarantools since version 2.10.0 (#283).
 
 ### Fixed
 - Schema fetch for spaces with foreign keys (#282).
@@ -352,7 +352,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Various improvements and fixes in README (PR #210, PR #215).
 
 ### Fixed
-- json.dumps compatibility with Python 2 (PR #186). 
+- json.dumps compatibility with Python 2 (PR #186).
 - Unix socket support in mesh_connection (PR #189, #111).
 - Various fixes in tests (PR #189, #111, PR #195, #194).
 

README.rst

@@ -86,7 +86,7 @@ You can also install the development version of the package using ``pip``.
 What is Tarantool?
 ------------------
 
-`Tarantool`_ is an in-memory computing platform originally designed by 
+`Tarantool`_ is an in-memory computing platform originally designed by
 `VK`_ and released under the terms of `BSD license`_.
 
 Features

debian/changelog

@@ -290,7 +290,7 @@ tarantool-python (0.9.0-0) unstable; urgency=medium
         transport="ssl",
         ssl_ca_file=client_ca_file)
     ```
-    
+   
     If the server authenticates clients using certificates issued by
     given CA, you must provide private SSL key file with `ssl_key_file`
     parameter and SSL certificate file with `ssl_cert_file` parameter.
@@ -351,7 +351,7 @@ tarantool-python (0.9.0-0) unstable; urgency=medium
     ```
 
     See [Tarantool Enterprise Edition manual](https://www.tarantool.io/en/enterprise_doc/security/#enterprise-iproto-encryption)
-    for details. 
+    for details.
 
     ## Breaking changes
 

debian/rules

@@ -14,7 +14,7 @@ override_dh_auto_build:
 	python3 setup.py build --force
 
 override_dh_auto_install:
-	python3 setup.py install --force --root=debian/python3-tarantool --no-compile -O0 --install-layout=deb --prefix=/usr 
+	python3 setup.py install --force --root=debian/python3-tarantool --no-compile -O0 --install-layout=deb --prefix=/usr
 
 override_dh_python2:
 	dh_python2 --no-guessing-versions

docs/source/conf.py

@@ -126,7 +126,7 @@
 # pixels large.
 #html_favicon = None
 
-# Set up favicons with sphinx_favicon. 
+# Set up favicons with sphinx_favicon.
 favicons = [
     {
         "rel": "icon",

docs/source/index.rst

@@ -5,7 +5,7 @@ Python client library for Tarantool
 
 :Version: |version|
 
-`Tarantool`_ is an in-memory computing platform originally designed by 
+`Tarantool`_ is an in-memory computing platform originally designed by
 `VK`_ and released under the terms of `BSD license`_.
 
 Install Tarantool Python connector with ``pip`` (`PyPI`_ page):
@@ -78,7 +78,7 @@ API Reference
 
 .. Indices and tables
 .. ==================
-.. 
+..
 .. * :ref:`genindex`
 .. * :ref:`modindex`
 .. * :ref:`search`

docs/source/quick-start.rst

@@ -56,7 +56,7 @@ Throws an error if there is already a tuple with the same primary key.
     ...     conn.insert('demo', ('BBBB', 'Bravo'))
     ... except Exception as exc:
     ...     print(exc)
-    ... 
+    ...
     (3, 'Duplicate key exists in unique index "pk" in space "demo" with old tuple - ["BBBB", "Bravo"] and new tuple - ["BBBB", "Bravo"]')
 
 Replace
@@ -125,7 +125,7 @@ Creating a space instance
 An instance of :class:`~tarantool.space.Space` is a named object to access
 the key space.
 
-Create a ``demo`` object that will be used to access the space 
+Create a ``demo`` object that will be used to access the space
 with id ``'demo'``:
 
 .. code-block:: python
@@ -205,26 +205,26 @@ read-write and read-only pool instances:
 Receiving out-of-band messages
 ----------------------------------
 
-Receiving out-of-band messages from a server that uses box.session.push 
-call is supported for methods: :meth:`~tarantool.Connection.call`, 
-:meth:`~tarantool.Connection.eval`, :meth:`~tarantool.Connection.select`, 
-:meth:`~tarantool.Connection.insert`, :meth:`~tarantool.Connection.replace`, 
-:meth:`~tarantool.Connection.update`, :meth:`~tarantool.Connection.upsert`, 
+Receiving out-of-band messages from a server that uses box.session.push
+call is supported for methods: :meth:`~tarantool.Connection.call`,
+:meth:`~tarantool.Connection.eval`, :meth:`~tarantool.Connection.select`,
+:meth:`~tarantool.Connection.insert`, :meth:`~tarantool.Connection.replace`,
+:meth:`~tarantool.Connection.update`, :meth:`~tarantool.Connection.upsert`,
 :meth:`~tarantool.Connection.delete`.
 
-To work with out-of-band messages, 2 optional arguments are used in 
+To work with out-of-band messages, 2 optional arguments are used in
 the methods listed above:
 
  * `on_push` - callback, launched with the received data for each out-of-band message. Two arguments for this callback are expected:
-   
+  
     * the first is the received from an out-of-band message data.
 
     * the second is `on_push_ctx`, variable for working with callback context (for example, recording the result or pass data to callback).
  * `on_push_ctx` - result of the `on_push` work can be written to this variable, or through this variable you can pass data to `on_push` callback.
 
-Below is an example of the proposed API with method :meth:`~tarantool.Connection.call` 
-and :meth:`~tarantool.Connection.insert`. In the described example, before the end 
-of the :meth:`~tarantool.Connection.call` and :meth:`~tarantool.Connection.insert`, 
+Below is an example of the proposed API with method :meth:`~tarantool.Connection.call`
+and :meth:`~tarantool.Connection.insert`. In the described example, before the end
+of the :meth:`~tarantool.Connection.call` and :meth:`~tarantool.Connection.insert`,
 out-of-band messages are processed via specified callback.
 
 In the example below, two shells are used, in the first we will configure the server:
@@ -249,7 +249,7 @@ In the example below, two shells are used, in the first we will configure the se
         return x
     end
 
-In the second shell, we will execute a :meth:`~tarantool.Connection.call` 
+In the second shell, we will execute a :meth:`~tarantool.Connection.call`
 with receiving out-of-band messages from the server:
 
 .. code-block:: python
@@ -266,11 +266,11 @@ with receiving out-of-band messages from the server:
     conn = tarantool.Connection(port=3301)
     res = conn.call(
         'server_function',
-        on_push=callback, 
+        on_push=callback,
         on_push_ctx=callback_res
     )
 
-    # receiving out-of-band messages, 
+    # receiving out-of-band messages,
     # the conn.call is not finished yet.
 
     >>> run callback with data:  [[1, 0]]
@@ -285,7 +285,7 @@ with receiving out-of-band messages from the server:
     print(callback_res)
     >>> [[[1, 1]], [[2, 1]], [[3, 1]]]
 
-Let's go back to the first shell with the server and 
+Let's go back to the first shell with the server and
 create a space and a trigger for it:
 
 .. code-block:: lua
@@ -315,7 +315,7 @@ create a space and a trigger for it:
         on_replace_callback
     )
 
-Now, in the second shell, we will execute an :meth:`~tarantool.ConnectionPool.insert` 
+Now, in the second shell, we will execute an :meth:`~tarantool.ConnectionPool.insert`
 with out-of-band message processing:
 
 .. code-block:: python
@@ -333,7 +333,7 @@ with out-of-band message processing:
         on_push_ctx=callback_res,
     )
 
-    # receiving out-of-band messages, 
+    # receiving out-of-band messages,
     # the conn_pool.insert is not finished yet.
 
     >>> run callback with data:  [[100, 0]]
@@ -352,7 +352,7 @@ with out-of-band message processing:
 Interaction with the crud module
 ----------------------------------
 
-Through the :class:`~tarantool.Connection` object, you can access 
+Through the :class:`~tarantool.Connection` object, you can access
 `crud module <https://github.com/tarantool/crud>`_ methods:
 
 .. code-block:: python
@@ -362,16 +362,16 @@ Through the :class:`~tarantool.Connection` object, you can access
     >>> conn = tarantool.Connection(host='localhost',port=3301,fetch_schema=False)
 
     >>> conn.crud_
-    conn.crud_count(                conn.crud_insert(               conn.crud_insert_object_many(   
-    conn.crud_min(                  conn.crud_replace_object(       conn.crud_stats(                
-    conn.crud_unflatten_rows(       conn.crud_upsert_many(          conn.crud_delete(               
-    conn.crud_insert_many(          conn.crud_len(                  conn.crud_replace(              
-    conn.crud_replace_object_many(  conn.crud_storage_info(         conn.crud_update(               
-    conn.crud_upsert_object(        conn.crud_get(                  conn.crud_insert_object(        
-    conn.crud_max(                  conn.crud_replace_many(         conn.crud_select(               
+    conn.crud_count(                conn.crud_insert(               conn.crud_insert_object_many(  
+    conn.crud_min(                  conn.crud_replace_object(       conn.crud_stats(               
+    conn.crud_unflatten_rows(       conn.crud_upsert_many(          conn.crud_delete(              
+    conn.crud_insert_many(          conn.crud_len(                  conn.crud_replace(             
+    conn.crud_replace_object_many(  conn.crud_storage_info(         conn.crud_update(              
+    conn.crud_upsert_object(        conn.crud_get(                  conn.crud_insert_object(       
+    conn.crud_max(                  conn.crud_replace_many(         conn.crud_select(              
     conn.crud_truncate(             conn.crud_upsert(               conn.crud_upsert_object_many(
 
-As an example, consider :meth:`~tarantool.Connection.crud_insert` and :meth:`~tarantool.Connection.crud_insert_object_many`. 
+As an example, consider :meth:`~tarantool.Connection.crud_insert` and :meth:`~tarantool.Connection.crud_insert_object_many`.
 It is recommended to enclose calls in the try-except construction as follows:
 
 .. code-block:: python
@@ -392,13 +392,13 @@ It is recommended to enclose calls in the try-except construction as follows:
     ...     res = conn.crud_insert('tester', (3500,300,'Rob'))
     ... except CrudModuleError as e:
     ...     exc_crud = e
-    ... 
+    ...
     >>> exc_crud
     CrudModuleError(0, 'Failed to insert: Duplicate key exists in unique index "primary_index" in space "tester" with old tuple - [3500, 300, "Rob"] and new tuple - [3500, 300, "Rob"]')
     >>> exc_crud.extra_info_error
     <tarantool.crud.CrudError object at 0x10a276950>
     >>> exc_crud.extra_info_error.
-    exc_crud.extra_info_error.class_name  exc_crud.extra_info_error.err         exc_crud.extra_info_error.file        exc_crud.extra_info_error.line        exc_crud.extra_info_error.str       
+    exc_crud.extra_info_error.class_name  exc_crud.extra_info_error.err         exc_crud.extra_info_error.file        exc_crud.extra_info_error.line        exc_crud.extra_info_error.str      
     >>> exc_crud.extra_info_error.class_name
     'InsertError'
     >>> exc_crud.extra_info_error.str
@@ -409,7 +409,7 @@ It is recommended to enclose calls in the try-except construction as follows:
     ...     res = conn.crud_insert_object_many('tester', ({'id':3,'bucket_id':100,'name':'Ann'}, {'id':4,'bucket_id':100,'name':'Sam'}), {'timeout':100, 'rollback_on_error':False})
     ... except CrudModuleManyError as e:
     ...     exc_crud = e
-    ... 
+    ...
     >>> exc_crud
     CrudModuleManyError(0, 'Got multiple errors, see errors_list')
     >>> exc_crud.success_list # some of the rows were inserted.
@@ -422,7 +422,7 @@ It is recommended to enclose calls in the try-except construction as follows:
     'CallError: Failed for 037adb3a-b9e3-4f78-a6d1-9f0cdb6cbefc: Function returned an error: Duplicate key exists in unique index "primary_index" in space "tester" with old tuple - [3500, 300, "Rob"] and new tuple - [3500, 100, "Mike"]'
     >>> exc_crud.errors_list[1].str
     'InsertManyError: Failed to flatten object: FlattenError: Object is specified in bad format: FlattenError: Unknown field "second_name" is specified'
-    
+   
     # If there are no problems with any rows, the entire response will be contained in the res variable.
     >>> res = conn.crud_insert_object_many('tester', ({'id':3,'bucket_id':100,'name':'Ann'}, {'id':4,'bucket_id':100,'name':'Sam'}), {'timeout':100, 'rollback_on_error':False})
     >>> res.rows
@@ -436,7 +436,7 @@ If module crud not found on the router or user has not sufficient grants:
     ...     res = conn.crud_insert('tester', (22221,300,'Rob'))
     ... except DatabaseError as e:
     ...     exc_db = e
-    ... 
+    ...
     >>> exc_db
     DatabaseError(33, "Procedure 'crud.insert' is not defined. Ensure that you're calling crud.router and user has sufficient grants")
     >>> exc_db.extra_info