plot_fext_xtalk_losses# TouchstoneData.plot_fext_xtalk_losses(tx_prefix, rx_prefix, skip_same_index_couples=True)# Plot all fext crosstalk curves. Parameters: tx_prefixstrPrefix for TX (eg. “DIE”). rx_prefixstrPrefix for RX (eg. “BGA”). skip_same_index_couplesbool, optionalBoolean ignore TX and RX couple with same index. The default value is True. Returns: bool