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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def convert(isoel, col1, col2, channel_width_in, channel_width_out, flow_rate_in, flow_rate_out, viscosity_in, viscosity_out, inplace=False):
 """Convert isoelastics in area_um-deform space Parameters isoel: list of 2d ndarrays of shape (N, 3) Each item in the list corresponds to one isoelasticity line. The first column is defined by `col1`, the second by `col2`, and the third column is the emodulus. col1, col2: str Define the fist to columns of each isoelasticity line. One of ["area_um", "circ", "deform"] channel_width_in: float Original channel width [µm] channel_width_out: float Target channel width [µm] flow_rate_in: float Original flow rate [µl/s] flow_rate_in: float Target flow rate [µl/s] viscosity_in: float Original viscosity [mPa*s] viscosity_out: float Target viscosity [mPa*s] Notes ----- If only the positions of the isoelastics are of interest and not the value of the elastic modulus, then it is sufficient to supply values for the channel width and set the values for flow rate and viscosity to a constant (e.g. 1). See Also -------- dclab.features.emodulus.convert: conversion method used """

        Isoelastics.check_col12(col1, col2)
        if col1 == "area_um":
            area_ax = 0
            defo_ax = 1
        else:
            area_ax = 1
            defo_ax = 0

        new_isoel = []

        for iso in isoel:
            iso = np.array(iso, copy=not inplace)
            feat_emod.convert(area_um=iso[:, area_ax],
                              deform=iso[:, defo_ax],
                              emodulus=iso[:, 2],
                              channel_width_in=channel_width_in,
                              channel_width_out=channel_width_out,
                              flow_rate_in=flow_rate_in,
                              flow_rate_out=flow_rate_out,
                              viscosity_in=viscosity_in,
                              viscosity_out=viscosity_out,
                              inplace=True)
            new_isoel.append(iso)
        return new_isoel