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Python library for parsing data from NMR-STAR format files

Project description

The nmrstarlib package is a Python library that facilitates reading and writing NMR-STAR formatted files used by the Biological Magnetic Resonance Data Bank (BMRB) for archival of Nuclear Magnetic Resonance (NMR) data.

The nmrstarlib package provides facilities to convert NMR-STAR formatted files into their equivalent JSONized (JavaScript Object Notation, an open-standard format that uses human-readable text to transmit data objects consisting of attribute-value pairs) representation and vice versa.

In addition, the nmrstarlib package provides methods to visualize chemical shift data.

The nmrstarlib package can be used in several ways:

  • As a library for accessing and manipulating data stored in NMR-STAR format files.

  • As a command-line tool to convert between NMR-STAR format and its equivalent JSONized NMR-STAR format and also to visualize chemical shift data.

Installation

The nmrstarlib package runs under Python 2.7 and Python 3.4+, use pip to install. Starting with Python 3.4 pip is included by default.

Install on Linux, Mac OS X

python3 -m pip install nmrstarlib

Also make sure that dependencies are installed on the system:

python3 -m pip install docopt
python3 -m pip install graphviz

graphviz Python library requires a working installation of Graphviz (download page).

Install on Windows

py -3 -m pip install nmrstarlib

Also make sure that dependencies are installed on the system:

py -3 -m pip install docopt
py -3 -m pip install graphviz

graphviz Python library requires a working installation of Graphviz (download page).

Quickstart

Import nmrstarlib library and create generator function that will yield nmrstarlib.nmrstarlib.StarFile instance(s):

>>> from nmrstarlib import nmrstarlib
>>>
>>> # "path": path_to_file / path_to_dir / path_to_archive / bmrb_id / file_url
>>> starfile_gen = nmrstarlib.read_files("path")
>>>
>>> for starfile in starfile_gen:
...     print(starfile.bmrbid)         # print BMRB id of StarFile
...     print(starfile.source)         # print source of StarFile
...     print(list(starfile.keys()))   # print StarFile saveframe categories
>>>

License

This package is distributed under the MIT license.

Project details


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Source Distribution

nmrstarlib-1.1.0.tar.gz (142.1 kB view hashes)

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