adds more forceful deprecationwarning

aerosandbox/geometry/airfoil/default_airfoil_aerodynamics.py

@@ -2,28 +2,18 @@
 import warnings
 from aerosandbox.library.aerodynamics.viscous import Cf_flat_plate
 
-
 warnings.warn(
-    "This file is deprecated.\n"
+    "This file is deprecated and will be removed in the subsequent version of ASB.\n"
     "You can use `asb.Airfoil.get_aero_from_neuralfoil()` instead\n"
     "to get airfoil aerodynamics for any airfoil.",
     DeprecationWarning
 )
 
-def print_default_warning():
-    warnings.warn("\n".join([
-        "Warning: Using a placeholder aerodynamics model for this Airfoil!",
-        "It's highly recommended that you either:",
-        "\ta) Specify polar functions in the Airfoil constructor, or",
-        "\tb) Call Airfoil.generate_polars() to auto-generate these polar functions with XFoil."
-    ]), stacklevel=3)
-
 
 def default_CL_function(alpha, Re, mach=0, deflection=0):
     """
     Lift coefficient.
     """
-    print_default_warning()
     Cl_inc = np.pi * np.sind(2 * alpha)
     beta = (1 - mach) ** 2
 
@@ -35,7 +25,6 @@ def default_CD_function(alpha, Re, mach=0, deflection=0):
     """
     Drag coefficient.
     """
-    print_default_warning()
     Cf = Cf_flat_plate(Re_L=Re, method="hybrid-sharpe-convex")
 
     ### Form factor model from Raymer, "Aircraft Design". Section 12.5, Eq. 12.30
@@ -55,5 +44,4 @@ def default_CM_function(alpha, Re, mach=0, deflection=0):
     """
     Pitching moment coefficient, as measured about quarter-chord.
     """
-    print_default_warning()
     return np.zeros_like(alpha)