make composer class with basic functions

plotfitpy/composer.py

+import numpy as np #Liefert wichtige Rechenfunktionen und numpy-arrays; vergleichsweise schnelle Befehle
+import uncertainties as uc #Rechnen mit Größen, die fehlerbehaftet sind.
+from uncertainties import ufloat as uf
+from uncertainties.unumpy import uarray as ua
+import uncertainties.unumpy as unp
+unv=unp.nominal_values
+usd=unp.std_devs
+
+
+def FormUF(u, n = 3, d = 0):
+    if (d == 0):
+        prt  = str(np.round(unv(u),n)) + "+-" + str(np.round(usd(u),n))
+    else:
+        prt  = str(np.round(unv(u)*10**(-d),n)) + "+-" + str(np.round(usd(u)*10**(-d),n)) + "d"+ str(d)
+    return prt
+
+def numFromUF(u, n = 3, d = 0): # uncertainty float, Nachkommastelen, Größenordnung
+    return "\num{" + FromUF(u, n, d) + "}"
+
+def siFromUF(u, unit, n = 3, d = 0): # uncertainty float, Nachkommastelen, Größenordnung
+    return "\SI{" + FromUF(u, n, d) + "}{" + unit + "}"
+
+def strFromUF(u, n = 3, d = 0, wLatex = True): # uncertainty float, Nachkommastelen, Größenordnung
+    if (d == 0):
+        prt = "(" + str(np.round(unv(u),n)) + "\pm" + str(np.round(usd(u),n)) + ")"
+    else:
+        prt = "(" + str(round(unv(u)*10**(-d),n)) + "\pm" + str(round(usd(u)*10**(-d),n)) + ")\cdot 10^{" + str(d) + "}"
+    if (wLatex == True):
+        prt = "$" + prt + "$"
+    return prt
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