Tell us what’s happening:
Sua ifdeclaração deve usar is hasattr(self, ‘_level’)para verificar se _levelexists antes de comparar.
Your code so far
class Employee:
_base_salaries = {
'trainee': 1000,
'junior': 2000,
'mid-level': 3000,
'senior': 4000,
}
def __init__(self, name, level):
self.name = name
self.level = level
self._salary = Employee._base_salaries[level]
def __str__(self):
return f'{self.name}: {self.level}'
def __repr__(self):
return f"Employee('{self.name}', '{self.level}')"
@property
def name(self):
return self._name
@name.setter
def name(self, new_name):
if not isinstance(new_name, str):
raise TypeError("'name' must be a string.")
self._name = new_name
print(f"'name' updated to '{self.name}'.")
@property
def level(self):
return getattr(self, '_level', None)
@level.setter
def level(self, new_level):
if not isinstance(new_level, str):
# User Editable Region
raise TypeError("'level' must be a string.")
if new_level not in Employee._base_salaries:
raise ValueError(f"Invalid value '{new_level}' for 'level' attribute.")
if hasattr(self, '_level'):
if self.level == new_level:
raise ValueError(f"'{self._level}' is already the selected level.")
self._level = new_level
# User Editable Region
@property
def salary(self):
return self._salary
charlie_brown = Employee('Charlie Brown', 'trainee')
print(charlie_brown)
print(f'Base salary: ${charlie_brown.salary}')
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Challenge Information:
Build a Salary Tracker - Step 31