I discussed attention of envs related application about segy type files as other example excluding input of excel type data via python.Firstly,I share some informations about segyio; Segyio is a small LGPL licensed C library for easy interaction with SEG Y formatted seismic data, with language bindings for Python and Matlab. Segyio is an attempt to create an easy-to-use, embeddable, community-oriented library for seismic applications. Introductory applications; I II