Describe the bug

When running a file that needs the portfolio file, the application brokes.

To Reproduce

Steps to reproduce the behavior:

Go to some Python file that needs the portfolio file (portfolio_investment.py for example)
Run the Python file
See error

Expected behavior

Application execute successfully even with the default portfolio file in base folder project.

Screenshots

If applicable, add screenshots to help explain your problem.

[Running] python -u "d:\Ambiente\SCM\Git\repositorios\Investment_Portfolio_Analysis\portfolio_investment.py"
Traceback (most recent call last):
  File "d:\Ambiente\SCM\Git\repositorios\Investment_Portfolio_Analysis\portfolio_investment.py", line 637, in <module>
    portfolio = PorfolioInvestment(file)
  File "d:\Ambiente\SCM\Git\repositorios\Investment_Portfolio_Analysis\portfolio_investment.py", line 25, in __init__
    self.operations = pd.read_excel(
  File "C:\Python39\lib\site-packages\pandas\util\_decorators.py", line 311, in wrapper
    return func(*args, **kwargs)
  File "C:\Python39\lib\site-packages\pandas\io\excel\_base.py", line 364, in read_excel
    io = ExcelFile(io, storage_options=storage_options, engine=engine)
  File "C:\Python39\lib\site-packages\pandas\io\excel\_base.py", line 1191, in __init__
    ext = inspect_excel_format(
  File "C:\Python39\lib\site-packages\pandas\io\excel\_base.py", line 1070, in inspect_excel_format
    with get_handle(
  File "C:\Python39\lib\site-packages\pandas\io\common.py", line 710, in get_handle
    handle = open(handle, ioargs.mode)
FileNotFoundError: [Errno 2] No such file or directory: 'C:\\Users\\Fred\\Documents\\GitHub\\Investment_Portfolio_Analysis\\Extrato_Fred.xlsx'

[Done] exited with code=1 in 1.191 seconds

Desktop (please complete the following information):

OS: N/A
Version N/A

Additional context

This will happen when the file does not exists in environment.

CarlosOliveira1988 / Investment_Portfolio_Analysis