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Reading a binary file with python - Stack Overflow I find particularly difficult reading binary file with Python Can you give me a hand? I need to read this file, which in Fortran 90 is easily read by int*4 n_particles, n_groups real*4 group_id(
How can I open files in external programs in Python? I'm wondering how to open files in programs such as Notepad and Picture Viewer depending on the extension the file has I'm using Python 3 3 on Windows I've done some research and people have men
python unpack little endian - Stack Overflow 8 I'm trying to use Python read a binary file The file is in LSB mode I import the struct module and use unpack like this: f=open(sys argv[1],'rb') contents= unpack('<I',f read(4))[0] print contents f close() The data in the file is 0XC0000500 in LSB mode, and the actual value is 0X000500C0 So you can see the LSB mode's smallest size is per
python - Any efficient way to read datas from large binary file . . . # Read 'length' bytes and convert to a Python string data = s read(length*8) bytes # Now do whatever you want with the data Of course you can parse the data however you want You can also use slice notation to read the file contents, although note that the indices will be in bits rather than bytes so for example s[-800:] would be the final 100
python - How to read bits from a file? - Stack Overflow I know how to read bytes — x read(number_of_bytes), but how can I read bits in Python? I have to read only 5 bits (not 8 bits [1 byte]) from a binary file Any ideas or approach?
python - Reading binary data into pandas - Stack Overflow When reading binary data with Python I have found numpy fromfile or numpy fromstring to be much faster than using the Python struct module Binary data with mixed types can be efficiently read into a numpy array, using the methods above, as long as the data format is constant and can be described with a numpy data type object (numpy dtype)