Update algo.py

[sgtg-us]

Changed macd import to Class Based due to changes in ta module. https://technical-analysis-library-in-python.readthedocs.io/en/latest/ta.html#ta.trend.MACD

[nickvertucci]

@sgtg-us do you have a working verison of this algo?

[sonarqubecloud[bot]]

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[sramekmichal]

Traceback (most recent call last):
  File "/home/<username>/alg0.py", line 369, in <module>
    if __name__ == __main__:
NameError: name '__main__' is not defined

Do not know, where is the problem now.