feature/usd-liquidity-index: Adds USD Liquidity Index to Economy menu

[deeleeramone]

Description

• Summary of the change / bug fix.

Frequently requested item, USD Liquidity Index. Updated weekly and published to FRED, it is: WALCL - WLRRAL - WDTGAL

/economy/usdli
openbb.economy.usdli
openbb.economy.usdli_chart

• Screenshot of the feature or the bug before/after fix, if applicable.

USD.Liquidity.Index.mov

In [1]: from openbb_terminal.sdk import openbb

In [2]: openbb.economy.usdli()
Out[2]: 
            USD Liquidity Index (Billions of USD)  S&P 500 Index
2013-06-26                                3295.71        1603.26
2013-07-03                                3294.82        1615.41
2013-07-10                                3342.94        1652.62
2013-07-17                                3382.18        1680.91
2013-07-24                                3438.05        1685.94
...                                           ...            ...
2023-05-24                                5775.78        4115.24
2023-05-31                                5721.66        4179.83
2023-06-07                                5803.75        4267.52
2023-06-14                                5816.40        4372.59
2023-06-21                                5699.68        4365.69

[516 rows x 2 columns]

How has this been tested?

• Please describe the tests that you ran to verify your changes.

The changes rely on existing FRED functions to pull data by Series ID.

• Added to integration test for the economy menu.
• Updated test_economy_controller
• Added tests to tests/openbb_terminal/economy/test_fred_model.py

Checklist:

• I have adhered to the GitFlow naming convention and my branch name is in the format of feature/feature-name or hotfix/hotfix-name.

• Update our documentation following [these guidelines]

• Update our tests following these guidelines.

• Make sure you are following our CONTRIBUTING guidelines.

• If a feature was added make sure to add it to the corresponding integration test script.

Others

• I have performed a self-review of my own code.
• I have commented my code, particularly in hard-to-understand areas.

[jmaslek]

Should also be added to askobb. @martinb-bb can provide guidance if needed

[martinb-ai]

@jmaslek done

[jmaslek]

Can you ask @tehcoderer how to get rid of both major gridlines:

[deeleeramone]

Can you ask @tehcoderer how to get rid of both major gridlines:

easy breezy. do you want the X-Grid gone too?

Without:

[jmaslek]

Can you ask @tehcoderer how to get rid of both major gridlines:

easy breezy. do you want the X-Grid gone too?

I like the major grid, but only for the main (right) axis. Not too overlapped one

[deeleeramone]

I like the major grid, but only for the main (right) axis. Not too overlapped one

So like this?

Would be pretty cool to have an on-chart setting for grid on/off.

[deeleeramone]

Personally I like it less busy, with just the horizontals.

[jmaslek]

I like the major grid, but only for the main (right) axis. Not too overlapped one

So like this?

Would be pretty cool to have an on-chart setting for grid on/off.

Dis one

[tehcoderer]

SHIP IT