Fix bug in backtest market data source service

Author: MDUYN

README.md

@@ -241,14 +241,35 @@ app.add_portfolio_configuration(
 We are continuously working on improving the performance of the framework. If
 you have any suggestions, please let us know.
 
-## Download
+## How to install
 
 You can download the framework with pypi.
 
 ```bash
 pip install investing-algorithm-framework
 ```
 
+## Installation for local development
+
+The framework is built with poetry. To install the framework for local development, you can run the following commands:
+
+> Make sure you have poetry installed. If you don't have poetry installed, you can find installation instructions [here](https://python-poetry.org/docs/#installation)
+
+```bash
+git clone http
+cd investing-algorithm-framework
+poetry install
+```
+
+### Running tests
+
+To run the tests, you can run the following command:
+
+```bash
+# In the root of the project
+python -m unittest discover -s tests
+```
+
 ## Disclaimer
 
 If you use this framework for your investments, do not risk money

investing_algorithm_framework/services/market_data_source_service/backtest_market_data_source_service.py

@@ -61,7 +61,6 @@ def __init__(
                     .get_config()[BACKTESTING_START_DATE],
                     backtest_end_date=configuration_service
                     .get_config()[BACKTESTING_END_DATE],
-                    market_credential_service=self._market_credential_service
                 )
 
     def get_data(self, identifier):