code: def _optm(x, alpha, mu, sigma):
      '''Return probability density of skew-lognormal
         See scipy.optimize.curve_fit
      '''
      return ss.skewnorm.pdf(x, alpha, mu, sigmaf _optm(x, alpha, mu, sigma):
      '''Return probability density of skew-lognormal
         See scipy.optimize.curve_fit
      '''
      return ss.skewnorm.pdf(x, alpha, mu, sigma)
docs: Return probability density of skew-lognormal
         See scipy.optimize.curve_fit