protocols.py 文件源码

def with_added_column_from_file(self, name, file_name, multiplication_factor=1):
        """Create a copy of this protocol with the given column (loaded from a file) added to this protocol.

        The given file can either contain a single value or one value per protocol line.

        Args:
            name (str): The name of the column to add.
            file_name (str): The file to get the column from.
            multiplication_factor (double): we might need to scale the data by a constant. For example,
                if the data in the file is in ms we might need to scale it to seconds by multiplying with 1e-3
        Returns:
            self: for chaining
        """
        columns = copy.copy(self._columns)
        if name == 'g':
            columns.update(get_g_columns(file_name))
            for column_name in ('gx', 'gy', 'gz'):
                columns[column_name] *= multiplication_factor
            return Protocol(columns)
        else:
            data = np.genfromtxt(file_name)
            data *= multiplication_factor
            return self.with_new_column(name, data)