fix: Simplifying if with re conditions

Removing double check on re objects

Author: BrunoSilvaAndrade

pyconfigparser.py

@@ -142,11 +142,11 @@ def __interpol_variable(self, data):
  raise ConfigError(f'Environment variable {data} was not found')
 
  def __is_a_valid_object_key(self, key):
- if re.search(ENTITY_NAME_PATTERN, key) is None:
+ if not re.search(ENTITY_NAME_PATTERN, key):
  raise ConfigError(f'The key {key} is invalid. The entity keys only may have words, number and underscores.')
 
  def __is_variable(self, data):
- return type(data) is str and re.search(VARIABLE_PATTERN, data) is not None
+ return type(data) is str and re.search(VARIABLE_PATTERN, data)
 
  def __extract_env_variable_key(self, variable):
  variable = variable[1:]