A Python gist to convert any data type supported by MOSAIC (https://github.com/usnistgov/mosaic) to a simple binary format.

binaryConvert.py

"""
	Extend the MOSAIC ConvertToCSV class to export arbitrary binary files.
	
	:Created:	02/25/2015
 	:Author: 	Arvind Balijepalli <[email protected]>
	:ChangeLog:
	.. line-block::
		02/25/15	AB	Initial version
"""
import mosaic.ConvertToCSV as conv
import mosaic.binTrajIO as bin
import mosaic.settings as sett
import numpy as np

from mosaic.metaTrajIO import EmptyDataPipeError

class ConvertToBin(conv.ConvertToCSV):
	def Convert(self, blockSize, binType):
		"""
			Start converting data

			:Parameters:
				- `blockSize` 	: number of data points to convert.
				- `binType` 	: Numpy binary type.
		"""
		try:
			while(True):
				np.array( self.trajDataObj.popdata(blockSize), dtype=binType ).tofile(self._filename())
		except EmptyDataPipeError:
			pass


if __name__ == '__main__':
	s={
        "AmplifierOffset": 0.0,
        "SamplingFrequency": 250000,
        "AmplifierScale": "1.0",
        "ColumnTypes": "[('curr_pA', '>f8'), ('volts', '>f8')]",
        "dcOffset": 0.0,
        "filter": "*.bin",
        "start": 0.0,
        "HeaderOffset": 0,
        "IonicCurrentColumn": "curr_pA"
    }
	ConvertToBin( 
			bin.binTrajIO(dirname=".", **s ), 
			outdir="convert", 
			extension="bin" 
			).Convert(blockSize=10000000, binType='f4')