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Converted the print method to a __str__ method.
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@alanwatsonforster
alanwatsonforster committed Oct 11, 2023
1 parent 153071c commit 2f7bab9
Showing 1 changed file with 71 additions and 54 deletions.
125 changes: 71 additions & 54 deletions airpower/aircraftdata.py
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Original file line number Diff line number Diff line change
Expand Up @@ -172,7 +172,20 @@ def climbcapability(self, configuration, altitudeband, powersetting):
else:
return raw

def print(self):
##############################################################################

def __str__(self):

"""
Return a string representation of an aircraft data object. The format
follows that of the Aircraft Data Cards in TSOH.
"""

global _result
_result = ""
def str(s):
global _result
_result += s + "\n"

def f1(x):
if x == None:
Expand All @@ -197,151 +210,155 @@ def f0(x):
return "--"
else:
return "%2.0f" % x


print("%s" % self._name)
print()
str("%s" % self._name)
str("")

print("Power:")
print()
print(" CL 1/2 DT Fuel")
str("Power:")
str("")
str(" CL 1/2 DT Fuel")
if self.power("CL", "M") != None:
print("AB %s %s %s %s" % (
str("AB %s %s %s %s" % (
f1(self.power("CL", "AB")),
f1(self.power("1/2", "AB")),
f1(self.power("DT", "AB")),
f1(self.fuelrate("AB"))
))
if self.power("CL", "M") != None:
print("M %s %s %s %s" % (
str("M %s %s %s %s" % (
f1(self.power("CL", "M" )),
f1(self.power("1/2", "M" )),
f1(self.power("DT", "M" )),
f1(self.fuelrate("M"))
))
if self.power("CL", "FT") != None:
print("FT %s %s %s %s" % (
str("FT %s %s %s %s" % (
f1(self.power("CL", "FT")),
f1(self.power("1/2", "FT")),
f1(self.power("DT", "FT")),
f1(self.fuelrate("FT"))
))
if self.power("CL", "HT") != None:
print("HT %s %s %s %s" % (
str("HT %s %s %s %s" % (
f1(self.power("CL", "HT")),
f1(self.power("1/2", "HT")),
f1(self.power("DT", "HT")),
f1(self.fuelrate("HT"))
))
print("N %s %s %s %s" % (
str("N %s %s %s %s" % (
f1(self.power("CL", "N" )),
f1(self.power("1/2", "N" )),
f1(self.power("DT", "N" )),
f1(self.fuelrate("N"))
))
print("I %s %s %s %s" % (
str("I %s %s %s %s" % (
f1(self.power("CL", "I")),
f1(self.power("1/2", "I")),
f1(self.power("DT", "I")),
f1(self.fuelrate("I"))
))
print("SPBR %s %s %s" % (
str("SPBR %s %s %s" % (
f1(self.spbr("CL")),
f1(self.spbr("1/2")),
f1(self.spbr("DT"))
))
print()
str("")

if "powerfadetable" in self._data:
for p in self._data["powerfadetable"]:
print("- If the speed is more than %.1f, the power is reduced by %.1f." % (p[0], p[1]))
print()
str("- If the speed is more than %.1f, the power is reduced by %.1f." % (p[0], p[1]))
str()

str("Cruise Speed: %.1f" % self.cruisespeed())
str("Climb Speed: %.1f" % self.climbspeed())
str("")

print("Maneuver:")
print()
print("LR/DR %s %s" % (
str("Roll Costs:")
str("")
str("LR/DR %s %s" % (
f1(self.rollhfp()), f1(self.rolldrag("LR"))
))
print("VR %s %s" % (
str("VR %s %s" % (
f1(None), f1(self.rolldrag("VR"))
))
print()
str("")

print("Turn:")
print()
str("Turn Drag:")
str("")
if self.lowspeedturnlimit() != None:
print("For speed <= %.1f" % self.lowspeedturnlimit())
print(" CL 1/2 DT")
str("For speed <= %.1f" % self.lowspeedturnlimit())
str(" CL 1/2 DT")
for turnrate in ["TT", "HT", "BT", "ET"]:
print("%s %s %s %s" % (
str("%s %s %s %s" % (
turnrate,
f1(self.turndrag("CL" , turnrate, lowspeed=True)),
f1(self.turndrag("1/2", turnrate, lowspeed=True)),
f1(self.turndrag("DT" , turnrate, lowspeed=True)),
))
print("For speed > %.1f" % self.lowspeedturnlimit())
print(" CL 1/2 DT")
str("For speed > %.1f" % self.lowspeedturnlimit())
str(" CL 1/2 DT")
for turnrate in ["TT", "HT", "BT", "ET"]:
print("%s %s %s %s" % (
str("%s %s %s %s" % (
turnrate,
f1(self.turndrag("CL" , turnrate, highspeed=True)),
f1(self.turndrag("1/2", turnrate, highspeed=True)),
f1(self.turndrag("DT" , turnrate, highspeed=True)),
))
else:
print(" CL 1/2 DT")
str(" CL 1/2 DT")
for turnrate in ["TT", "HT", "BT", "ET"]:
print("%s %s %s %s" % (
str("%s %s %s %s" % (
turnrate,
f1(self.turndrag("CL" , turnrate)),
f1(self.turndrag("1/2", turnrate)),
f1(self.turndrag("DT" , turnrate)),
))
print()
str("")

print("Speed and Ceiling:")
print()
print(" CL 1/2 DT")
print(" %s %s %s" % (
str("Speed and Ceiling:")
str("")
str(" CL 1/2 DT")
str(" %s %s %s" % (
f0(self.ceiling("CL")),
f0(self.ceiling("1/2")),
f0(self.ceiling("DT")),
))
for band in ["EH", "VH", "HI", "MH", "ML", "LO"]:
print("%s %s-%s %s-%s %s-%s %s" % (
str("%s %s-%s %s-%s %s-%s %s" % (
band,
f1(self.minspeed("CL" , band)), f1(self.maxspeed("CL" , band)),
f1(self.minspeed("1/2", band)), f1(self.maxspeed("1/2", band)),
f1(self.minspeed("DT" , band)), f1(self.maxspeed("DT" , band)),
f1(self.maxdivespeed(band))
))
print()
print("Cruise: %.1f" % self.cruisespeed())
print("Climb : %.1f" % self.climbspeed())
print()

print("Climb Capability:")
print()
print(" CL 1/2 DT")
str("")

str("Climb Capability:")
str("")
str(" CL 1/2 DT")
for band in ["EH", "VH", "HI", "MH", "ML", "LO"]:
print("%s %s %s %s %s %s %s" % (
str("%s %s %s %s %s %s %s" % (
band,
f2(self.climbcapability("CL" , band, "AB")), f2(self.climbcapability("CL" , band, "M")),
f2(self.climbcapability("1/2", band, "AB")), f2(self.climbcapability("1/2", band, "M")),
f2(self.climbcapability("DT" , band, "AB")), f2(self.climbcapability("DT" , band, "M")),
))
print()
str("")

s = ""
for p in self._data["properties"]:
s += " %s" % p
print("Properties:%s" %s)
print()
print("Origin: %s" % self._data["origin"])
print()
print("Notes:")
print()
str("Properties:%s" %s)
str("")
str("Origin: %s" % self._data["origin"])
str("")
str("Notes:")
str("")
if "notes" in self._data:
for note in self._data["notes"]:
print("%s" % note)
str("%s" % note)

return _result

##############################################################################

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