Major refactor to ease duplicate computations and plotting

FreqClass.py

@@ -0,0 +1,62 @@
+#!/usr/bin/env python3
+import numpy as np
+
+class FreqClass:
+	def __init__(self, steps, f0, bw):
+		self.f0 = f0
+		self._bw = bw
+		self._steps = steps;
+		self._update_delta()
+	
+	def _update_delta(self):
+		self._delta = self._bw/self.f0*np.linspace(-1/2,1/2,self._steps)
+	
+	def __repr__(self):
+		return self.__str__()
+	def __str__(self):
+		return "%gGHz, %gGHz BW sweep [%d points]" % \
+			(self.f0, self._bw, self._steps)
+	
+	@property
+	def hz_range(self):
+		return (np.min(self.hz), np.max(self.hz))
+	
+	@property
+	def delta(self):
+		return self._delta
+	@property
+	def bw(self):
+		return self._bw
+	@bw.setter
+	def bw(self, bw):
+		self._bw = bw
+		self._update_delta()
+	
+	@property
+	def steps(self):
+		return self._steps
+	@steps.setter
+	def steps(self, steps):
+		self._steps = steps
+		self._update_delta()
+	
+	@property
+	def hz(self):
+		return self.f0*(1+self._delta)
+	@property
+	def f(self):
+		return self.hz
+	@property
+	def rad(self):
+		return 2*np.pi*self.f0*(1+self._delta)
+	@property
+	def w(self):
+		return self.rad
+	@property
+	def jw(self):
+		return 2j*np.pi*self.f0*(1+self._delta)
+	@property
+	def delta(self):
+		return self._delta
+
+