(lb, ub)
| 62 | """ |
| 63 | |
| 64 | def _initialize_feasible(lb, ub): |
| 65 | # Mimics functionality of scipy.optimize.minpack._initialize_feasible |
| 66 | lb_finite = np.isfinite(lb) |
| 67 | ub_finite = np.isfinite(ub) |
| 68 | p0 = where( |
| 69 | lb_finite, |
| 70 | where( |
| 71 | ub_finite, |
| 72 | 0.5 * (lb + ub), # both bounds finite |
| 73 | lb + 1, # lower bound finite, upper infinite |
| 74 | ), |
| 75 | where( |
| 76 | ub_finite, |
| 77 | ub - 1, # lower bound infinite, upper finite |
| 78 | 0, # both bounds infinite |
| 79 | ), |
| 80 | ) |
| 81 | return p0 |
| 82 | |
| 83 | param_defaults = dict.fromkeys(params, 1) |
| 84 | bounds_defaults = dict.fromkeys(params, (-np.inf, np.inf)) |
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