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9 | 9 | The official Python client library for [Databento](https://databento.com). |
10 | 10 |
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11 | 11 | Key features include: |
12 | | -- Fast, lightweight access to both live and historical data from [multiple markets](https://docs0.databento.com/knowledge-base/new-users/venues-and-publishers?historical=python&live=python). |
13 | | -- [Multiple schemas](https://docs0.databento.com/knowledge-base/new-users/list-of-supported-market-data-schemas?historical=python&live=python) such as MBO, MBP, top of book, OHLCV, last sale, and more. |
14 | | -- [Fully normalized](https://docs0.databento.com/knowledge-base/new-users/normalization?historical=python&live=python), i.e. identical message schemas for both live and historical data, across multiple asset classes. |
15 | | -- Provides mappings between different symbology systems, including [smart symbology](https://docs0.databento.com/reference-historical/basics/symbology?historical=python&live=python) for futures rollovers. |
| 12 | +- Fast, lightweight access to both live and historical data from [multiple markets](https://docs.databento.com/knowledge-base/new-users/venues-and-publishers?historical=python&live=python). |
| 13 | +- [Multiple schemas](https://docs.databento.com/knowledge-base/new-users/list-of-supported-market-data-schemas?historical=python&live=python) such as MBO, MBP, top of book, OHLCV, last sale, and more. |
| 14 | +- [Fully normalized](https://docs.databento.com/knowledge-base/new-users/normalization?historical=python&live=python), i.e. identical message schemas for both live and historical data, across multiple asset classes. |
| 15 | +- Provides mappings between different symbology systems, including [smart symbology](https://docs.databento.com/reference-historical/basics/symbology?historical=python&live=python) for futures rollovers. |
16 | 16 | - [Point-in-time]() instrument definitions, free of look-ahead bias and retroactive adjustments. |
17 | | -- Reads and stores market data in an extremely efficient file format using [Databento Binary Encoding](https://docs0.databento.com/knowledge-base/new-users/dbz-format?historical=python&live=python). |
18 | | -- Event-driven [market replay](https://docs0.databento.com/reference-historical/helpers/bento-replay?historical=python&live=python), including at high-frequency order book granularity. |
19 | | -- Support for [batch download](https://docs0.databento.com/knowledge-base/new-users/historical-data-streaming-vs-batch-download?historical=python&live=python) of flat files. |
| 17 | +- Reads and stores market data in an extremely efficient file format using [Databento Binary Encoding](https://docs.databento.com/knowledge-base/new-users/dbz-format?historical=python&live=python). |
| 18 | +- Event-driven [market replay](https://docs.databento.com/reference-historical/helpers/bento-replay?historical=python&live=python), including at high-frequency order book granularity. |
| 19 | +- Support for [batch download](https://docs.databento.com/knowledge-base/new-users/historical-data-streaming-vs-batch-download?historical=python&live=python) of flat files. |
20 | 20 | - Support for [pandas](https://pandas.pydata.org/docs/), CSV, and JSON. |
21 | 21 |
|
22 | 22 | ## Documentation |
23 | 23 | The best place to begin is with our [Getting started](https://docs.databento.com/getting-started?historical=python&live=python) guide. |
24 | 24 |
|
25 | 25 | You can find our full client API reference on the [Historical Reference](https://docs.databento.com/reference-historical?historical=python&live=python) and |
26 | 26 | [Live Reference](https://docs.databento.com/reference-live?historical=python&live=python) sections of our documentation. See also the |
27 | | -[Examples](https://docs0.databento.com/examples?historical=python&live=python) section for various tutorials and code samples. |
| 27 | +[Examples](https://docs.databento.com/examples?historical=python&live=python) section for various tutorials and code samples. |
28 | 28 |
|
29 | 29 | ## Requirements |
30 | 30 | The library is fully compatible with the latest distribution of Anaconda 3.7 and above. |
31 | 31 | The minimum dependencies as found in the `requirements.txt` are also listed below: |
32 | 32 | - Python (>=3.7) |
33 | 33 | - aiohttp (>=3.7.2) |
34 | | -- dbz-python (>=0.1.5) |
| 34 | +- dbz-python (>=0.2.0) |
35 | 35 | - numpy (>=1.17.0) |
36 | 36 | - pandas (>=1.1.3) |
37 | 37 | - requests (>=2.24.0) |
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