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# scipy.io.mminfo

`scipy.io.``mminfo`(source)

  Queries the contents of the Matrix Market file ‘filename’ to extract size and storage information.

  Parameters: | source : file Matrix Market filename (extension .mtx) or open file object
  Returns: | rows,cols : int Number of matrix rows and columns entries : int Number of non-zero entries of a sparse matrix or rows*cols for a dense matrix format : str Either ‘coordinate’ or ‘array’. field : str Either ‘real’, ‘complex’, ‘pattern’, or ‘integer’. symm : str Either ‘general’, ‘symmetric’, ‘skew-symmetric’, or ‘hermitian’.