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# VectorBT Pro - Tutorial Series
[https://qubitquants.pro/vbt-tuts-toc/index.html](https://qubitquants.pro/vbt-tuts-toc/index.html)
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It looks like vectorbt auto cleans duplicate entry signals. There is no documentation on how to make multiple entries
I.e., buy a share on day X and then buy another share on day Y
vectorbt will…
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## Problem Description
I already tried lots of different returns to create a full tear sheet but still cannot get it working, while simple tear sheet works.
```python
import yfinance as yf
imp…
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[vectorbt](https://vectorbt.dev/) It's a performant vectorized backtesting framework, useful for running backtests from the research environment, where you want to quickly validate hypotheses prior to…
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Hi all, I wanna ask if we could backtest this strategy with vectorbt (as shown in the image below).
![Screenshot_2023-08-20-10-39-36-292_com google android youtube](https://github.com/polakowo/vect…
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I got an error when using `pf.plot()`.
Not sure what might cause this error (passing nan to Plotly)
(`total_return = pf.total_return()`)
```
*** ValueError:
Invalid element(s) received fo…
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**Description**
Exporting, then opening, then re-exporting a dataframe throws the following error. Full stacktrace can be seen in the "additional info" section.
`ArrowInvalid: Could not open Parqu…
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I realized that ``vectorbt`` is treating price data differently depending on the number of symbols provided.
When providing a single symbol, ``vectorbt`` is returning a ``pd.Series``, while it retu…
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I am trying to build a custom environment that will be used for training an RL trading agent. VectorBT provides a lot of functionalities for building portfolios, so I want to build on top of it. In RL…
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Is there a function/method that allows us to access the algorithm time? For example if you only want to accept trades during certain periods during the market session.