removed auto computation, renamed some stuff

playground.py

@@ -0,0 +1,57 @@
+from __future__ import annotations
+
+import inspect
+import os
+
+import numpy as np
+
+
+def make_grid(
+    dt: float | None = None,
+    period: float | None = None,
+    t_num: float | None = None,
+    wl_min: float | None = None,
+):
+    ...
+
+
+class Root:
+    dt: float = Param()
+    period: float
+    t_num: int
+
+    fiber: Fiber
+    pulses: PulseTrain
+
+    def __init__(self, name: str):
+        ...
+
+    @dt.register
+    def dt_from_lmin(wavelength_max: float, wavelength_pump: float):
+        return 1 / 6e8 * 1 / (1 / wavelength_pump - 1 / wavelength_max)
+
+
+class PulseTrain:
+    pulse_width: float
+    shape: str = "gaussian"
+    peak_power: float
+    quantum_noise: bool = True
+
+    def load_noise_spectrum(self, path: os.PathLike):
+        ...
+
+
+class Fiber:
+    beta2_arr: np.ndarray
+    length: float
+
+
+params = Root(dt=2e-15, t_num=1024)
+
+pulses = params.pulse_train
+pulses.pulse_width = 50e-15
+pulses.shape = "sech"
+pulses.load_noise_spectrum(dBm="./some_noise.csv", v_ref=3)
+
+fiber = params.fiber
+fiber.length = 0.2