Vegar

On low-volume assets and short timeframes there can be periods without any trades. Some exchanges will return an empty list of candles for these periods. In feeds.ccxt.CCXT this results in...

4.0.0rc4: In `pytest_html_results_table_row` it is only possible to insert new columns, it is not possible to change/overwrite the contents of existing columns. Also discussed in #667.

4.0.0rc4: The cells argument to `pytest_html_results_table_row` is always empty. In 3.2.0 it contains the values for each column in the current table row, as discussed in #667.

- Remove class-global variables to allow using multiple instances of ComtradeRecord - Remove unnecessary prints - Use exceptions to indicate errors, not print