[python] Correct some docs for python api (#10772)

* Remove add leading `$` from command
* Add copy button from code block
* Using `python -m pip` to install package avoid error

(cherry picked from commit b4eee7edb6)

dolphinscheduler-python/pydolphinscheduler/DEVELOP.md

@@ -34,7 +34,7 @@ Now, we should install all dependence to make sure we could run test or check co
 
 ```shell
 cd dolphinscheduler/dolphinscheduler-python/pydolphinscheduler
-pip install .[dev]
+python -m pip install .[dev]
 ```
 
 Next, we have to open pydolphinscheduler project in you editor. We recommend you use [pycharm][pycharm]
@@ -154,7 +154,7 @@ GitHub. You may locally ensure docs could be built suceessfully in case the fail
 To build docs locally, install sphinx and related python modules first via:
 
 ```shell
-pip install '.[doc]'
+python -m pip install '.[doc]'
 ``` 
 
 Then 

dolphinscheduler-python/pydolphinscheduler/README.md

@@ -38,11 +38,11 @@ your workflow by python code, aka workflow-as-codes.
 
 ```shell
 # Install
-$ pip install apache-dolphinscheduler
+python -m pip install apache-dolphinscheduler
 
 # Verify installation is successful, it will show the version of apache-dolphinscheduler, here we use 0.1.0 as example
-$ pydolphinscheduler version
-0.1.0
+pydolphinscheduler version
+# 0.1.0
 ```
 
 Here we show you how to install and run a simple example of pydolphinscheduler

dolphinscheduler-python/pydolphinscheduler/docs/source/conf.py

@@ -59,6 +59,7 @@ extensions = [
     "sphinx_click.ext",
     # Add inline tabbed content
     "sphinx_inline_tabs",
+    "sphinx_copybutton",
 ]
 
 # Add any paths that contain templates here, relative to this directory.

dolphinscheduler-python/pydolphinscheduler/docs/source/config.rst

@@ -47,10 +47,10 @@ how to change them by Bash.
 .. code-block:: bash
 
    # Modify Java Gateway Address
-   $ export PYDS_JAVA_GATEWAY_ADDRESS="192.168.1.1"
+   export PYDS_JAVA_GATEWAY_ADDRESS="192.168.1.1"
 
    # Modify Workflow Default User
-   $ export PYDS_WORKFLOW_USER="custom-user"
+   export PYDS_WORKFLOW_USER="custom-user"
 
 After executing the commands above, both ``PYDS_JAVA_GATEWAY_ADDRESS`` and ``PYDS_WORKFLOW_USER`` will be changed.
 The next time you execute and submit your workflow, it will submit to host `192.168.1.1`, and with workflow's user
@@ -136,15 +136,15 @@ integrated built-in configurations in its package, but you could also export it
 
 .. code-block:: bash
 
-    $ pydolphinscheduler config --init
+   pydolphinscheduler config --init
 
 And it will create a new YAML file in the path `~/pydolphinscheduler/config.yaml` by default. If you want to export
 it to another path, you should set `PYDS_HOME` before you run command :code:`pydolphinscheduler config --init`.
 
 .. code-block:: bash
 
-    $ export PYDS_HOME=<CUSTOM_PATH>
-    $ pydolphinscheduler config --init
+    export PYDS_HOME=<CUSTOM_PATH>
+    pydolphinscheduler config --init
 
 After that, your configuration file will export into `<CUSTOM_PATH>/config.yaml` instead of the default path.
 
@@ -161,36 +161,37 @@ node of the configuration but could get the parent configuration, there are simp
 
 .. code-block:: bash
 
-    # Get single configuration in the leaf node
-    $ pydolphinscheduler config --get java_gateway.address
-    The configuration query as below:
-
-    java_gateway.address = 127.0.0.1
-
-    # Get multiple configuration in the leaf node
-    $ pydolphinscheduler config --get java_gateway.address --get java_gateway.port
-    The configuration query as below:
-
-    java_gateway.address = 127.0.0.1
-    java_gateway.port = 25333
-
-    # Get parent configuration which contain multiple leaf nodes
-    $ pydolphinscheduler config --get java_gateway
-    The configuration query as below:
-
-    java_gateway = ordereddict([('address', '127.0.0.1'), ('port', 25333), ('auto_convert', True)])
-
-    # Set single configuration
-    $ pydolphinscheduler config --set java_gateway.address 192.168.1.1
-    Set configuration done.
-
-    # Set multiple configuration
-    $ pydolphinscheduler config --set java_gateway.address 192.168.1.1 --set java_gateway.port 25334
-    Set configuration done.
-
-    # Set configuration not in leaf node will fail
-    $ pydolphinscheduler config --set java_gateway 192.168.1.1,25334,True
-    Raise error.
+   # Get single configuration in the leaf node,
+   # The output look like below:
+   # java_gateway.address = 127.0.0.1
+   pydolphinscheduler config --get java_gateway.address
+
+   # Get multiple configuration in the leaf node,
+   # The output look like below:
+   # java_gateway.address = 127.0.0.1
+   # java_gateway.port = 25333
+   pydolphinscheduler config --get java_gateway.address --get java_gateway.port
+
+
+   # Get parent configuration which contain multiple leaf nodes,
+   # The output look like below:
+   # java_gateway = ordereddict([('address', '127.0.0.1'), ('port', 25333), ('auto_convert', True)])
+   pydolphinscheduler config --get java_gateway
+
+   # Set single configuration,
+   # The output look like below:
+   # Set configuration done.
+   pydolphinscheduler config --set java_gateway.address 192.168.1.1
+
+   # Set multiple configuration
+   # The output look like below:
+   # Set configuration done.
+   pydolphinscheduler config --set java_gateway.address 192.168.1.1 --set java_gateway.port 25334
+
+   # Set configuration not in leaf node will fail
+   # The output look like below:
+   # Raise error.
+   pydolphinscheduler config --set java_gateway 192.168.1.1,25334,True
 
 For more information about our CLI, you could see document :doc:`cli`.
 

dolphinscheduler-python/pydolphinscheduler/docs/source/howto/remote-submit.rst

@@ -28,7 +28,7 @@ Export Configuration File
 
 .. code-block:: bash
 
-    $ pydolphinscheduler config --init
+   pydolphinscheduler config --init
 
 your could find more detail in :ref:`configuration exporting <config:export configuration file>`
 
@@ -37,7 +37,7 @@ Run API Server in Other Host
 
 .. code-block:: bash
 
-    $ pydolphinscheduler config --set java_gateway.address <your-api-server-ip-or-hostname>
+   pydolphinscheduler config --set java_gateway.address <your-api-server-ip-or-hostname>
 
 your could find more detail in :ref:`configuration setting <config:change configuration>`
 
@@ -46,6 +46,6 @@ Run API Server in Other Port
 
 .. code-block:: bash
 
-    $ pydolphinscheduler config --set java_gateway.port <your-python-gateway-service-port>
+   pydolphinscheduler config --set java_gateway.port <your-python-gateway-service-port>
 
 your could find more detail in :ref:`configuration setting <config:change configuration>`

dolphinscheduler-python/pydolphinscheduler/docs/source/start.rst

@@ -41,8 +41,9 @@ without error(here is a example after Python 3.8.7 installed)
 
 .. code-block:: bash
 
-    $ python --version
-    Python 3.8.7
+   python --version
+
+Will see detail of Python version, such as *Python 3.8.7*
 
 Installing PyDolphinScheduler
 -----------------------------
@@ -52,7 +53,7 @@ After Python is already installed on your machine following section
 
 .. code-block:: bash
 
-    $ pip install apache-dolphinscheduler
+   python -m pip install apache-dolphinscheduler
 
 The latest version of *PyDolphinScheduler* would be installed after you run above
 command in your terminal. You could go and `start Python Gateway Service`_ to finish
@@ -60,8 +61,16 @@ the prepare, and then go to :doc:`tutorial` to make your hand dirty. But if you
 want to install the unreleased version of *PyDolphinScheduler*, you could go and see
 section `installing PyDolphinScheduler in dev`_ for more detail.
 
-Installing PyDolphinScheduler In Dev
-------------------------------------
+.. note::
+
+   Currently, we released multiple pre-release package in PyPI, you can see all released package
+   including pre-release in `release history <https://pypi.org/project/apache-dolphinscheduler/#history>`_.
+   You can fix the the package version if you want to install pre-release package, for example if
+   you want to install version `3.0.0-beta-2` package, you can run command
+   :code:`python -m pip install apache-dolphinscheduler==3.0.0b2`.
+
+Installing PyDolphinScheduler In DEV Branch
+-------------------------------------------
 
 Because the project is developing and some of the features still not release.
 If you want to try some thing unreleased you could install from the source code
@@ -69,10 +78,10 @@ which we hold in GitHub
 
 .. code-block:: bash
 
-    # Clone Apache DolphinScheduler repository
-    $ git clone git@github.com:apache/dolphinscheduler.git
-    # Install PyDolphinScheduler in develop mode
-    $ cd dolphinscheduler-python/pydolphinscheduler && pip install -e .
+   # Clone Apache DolphinScheduler repository
+   git clone git@github.com:apache/dolphinscheduler.git
+   # Install PyDolphinScheduler in develop mode
+   cd dolphinscheduler-python/pydolphinscheduler && python -m pip install -e .
 
 After you installed *PyDolphinScheduler*, please remember `start Python Gateway Service`_
 which waiting for *PyDolphinScheduler*'s workflow definition require.
@@ -88,18 +97,18 @@ go `install Apache DolphinScheduler`_ for more detail
 
 .. code-block:: bash
 
-    # Start DolphinScheduler api-server which including python gateway service
-    $ ./bin/dolphinscheduler-daemon.sh start api-server
+   # Start DolphinScheduler api-server which including python gateway service
+   ./bin/dolphinscheduler-daemon.sh start api-server
 
 To check whether the server is alive or not, you could run :code:`jps`. And
 the server is health if keyword `ApiApplicationServer` in the console.
 
 .. code-block:: bash
 
-    $ jps
-    ....
-    201472 ApiApplicationServer
-    ....
+   jps
+   # ....
+   # 201472 ApiApplicationServer
+   # ....
 
 .. note::
 
@@ -115,23 +124,23 @@ single bash command to get it
 
 .. code-block:: bash
 
-   $ wget https://raw.githubusercontent.com/apache/dolphinscheduler/dev/dolphinscheduler-python/pydolphinscheduler/src/pydolphinscheduler/examples/tutorial.py
+   wget https://raw.githubusercontent.com/apache/dolphinscheduler/dev/dolphinscheduler-python/pydolphinscheduler/src/pydolphinscheduler/examples/tutorial.py
 
 or you could copy-paste the content from `tutorial source code`_. And then you could run the example in your
 terminal
 
 .. code-block:: bash
 
-   $ python tutorial.py
+   python tutorial.py
 
 If you want to submit your workflow to a remote API server, which means that your workflow script is different
 from the API server, you should first change pydolphinscheduler configuration and then submit the workflow script
 
 .. code-block:: bash
 
-   $ pydolphinscheduler config --init
-   $ pydolphinscheduler config --set java_gateway.address <your-api-server-ip-or-hostname>
-   $ python tutorial.py
+   pydolphinscheduler config --init
+   pydolphinscheduler config --set java_gateway.address <YOUR-API-SERVER-IP-OR-HOSTNAME>
+   python tutorial.py
 
 .. note::
 

dolphinscheduler-python/pydolphinscheduler/setup.py

@@ -52,6 +52,7 @@ doc = [
     "sphinx_rtd_theme>=1.0",
     "sphinx-click>=3.0",
     "sphinx-inline-tabs",
+    "sphinx-copybutton>=0.4.0",
 ]
 
 test = [