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Click utility functions

Project description

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Utility functions (Python 3 only) for the wonderful Click library. Click is a Python package for creating beautiful command line interfaces in a composable way with as little code as necessary.

Usage

from clickclick import Action, OutputFormat

with Action('Performing remote call..') as act:
    do_something()
    act.progress()
    do_something_else()

output_format = 'json' # default: "text"
with OutputFormat(output_format):
    print_table(['col1', 'col2'], rows)

Working Example

See this example script and the shell script.

$ ./example.py
Usage: example.py [OPTIONS] COMMAND [ARGS]...

Options:
  -V, --version  Print the current version number and exit.
  -h, --help     Show this message and exit.

Commands:
  list              Example for Listings
  localtime         Print the localtime
  output            Example for all possible Echo Formats You see...
  work-in-progress  Work untile working is done
  work_done         Work done in ?? %
$ ./example.py l
Usage: example.py [OPTIONS] COMMAND [ARGS]...

Error: Too many matches: list, localtime
$ ./example.py lo
Localtime: 2015-08-27 15:47:46.688547
$ ./example.py li
Identifier|Name     |Status |Creation Date|Description                                       |Without Title
         0 Column #0 ERROR   -4228033s ago this is a verrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrr.. column without title
         1 Column #1 FINE    -4228033s ago this is a verrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrr.. column without title
         2 Column #2 WARNING -4228033s ago this is a verrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrr.. column without title
$ ./example.py li -o tsv
id  name    state   creation_time   desc    without_title
0   Column #0   ERROR   -4228033s ago   this is a verrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrry long description    column without title
1   Column #1   FINE    -4228033s ago   this is a verrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrry long description    column without title
2   Column #2   WARNING -4228033s ago   this is a verrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrry long description    column without title
$ ./example.py li -o json
[{"creation_time": 1444911300, "desc": "this is a verrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrry long description", "id": 0, "name": "Column #0", "state": "ERROR", "without_title": "column without title"}, {"creation_time": 1444911300, "desc": "this is a verrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrry long description", "id": 1, "name": "Column #1", "state": "FINE", "without_title": "column without title"}, {"creation_time": 1444911300, "desc": "this is a verrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrry long description", "id": 2, "name": "Column #2", "state": "WARNING", "without_title": "column without title"}]
$ ./example.py li -o yaml
creation_time: 1444911300
desc: this is a verrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrry long description
id: 0
name: 'Column #0'
state: ERROR
without_title: column without title
---
creation_time: 1444911300
desc: this is a verrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrry long description
id: 1
name: 'Column #1'
state: FINE
without_title: column without title
---
creation_time: 1444911300
desc: this is a verrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrry long description
id: 2
name: 'Column #2'
state: WARNING
without_title: column without title
$ ./example.py work-
do anything.. OK
create an excption.. EXCEPTION OCCURRED: No active exception to reraise
Start with working.. . . . . OK
Calc 1 + 1.. 2
Oh, I make an error.. work not complete done
Oh, I make a warning.. work is complicated
Start an exception.. EXCEPTION OCCURRED: name 'function_not_found' is not defined
Make a final error.. this is the end..
$ ./example.py work_ 15.4
Please select the state of your work
1) Done
2) In Progress
3) unknown
4) lost
Please select (1-4) [4]: 2
Your work is 15.4% In Progress
$ ./example.py work_ 15.4
Please select the state of your work
1) Done
2) In Progress
3) unknown
4) lost
Please select (1-4) [4]: 3
Your work is 15.4% unknown
$ ./example.py work_ 15.4
Please select the state of your work
1) Done
2) In Progress
3) unknown
4) lost
Please select (1-4) [4]:
Your work is 15.4% lost
$ ./example.py output
This is a ok: OK
This is a ok with message:all is fine
This is a warning: please check this
Start with working.. . . . . OK
Id|Name
 1 Test #1
 2 Test #2
Only FYI
This is a error: this is wrong, please fix
This is a fatal error: this is a fuckup
$ ./example.py output -o tsv
id  name
1   Test #1
2   Test #2
$ ./example.py output -o json
[{"id": 1, "name": "Test #1"}, {"id": 2, "name": "Test #2"}]
$ ./example.py output -o yaml
id: 1
name: 'Test #1'
---
id: 2
name: 'Test #2'

License

Copyright (c) 2015-2019 Zalando SE

Licensed under the Apache License, Version 2.0 (the “License”); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an “AS IS” BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

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