CLN: remove __unicode__ from pandas.core.dtypes (#26415)

Author: topper-123

pandas/core/dtypes/dtypes.py

@@ -126,14 +126,11 @@ class PandasExtensionDtype(ExtensionDtype):
  isnative = 0
  _cache = {} # type: Dict[str_type, 'PandasExtensionDtype']
 
- def __unicode__(self):
- return self.name
-
  def __str__(self):
  """
  Return a string representation for a particular Object
  """
- return self.__unicode__()
+ return self.name
 
  def __bytes__(self):
  """
@@ -142,7 +139,7 @@ def __bytes__(self):
  from pandas._config import get_option
 
  encoding = get_option("display.encoding")
- return self.__unicode__().encode(encoding, 'replace')
+ return str(self).encode(encoding, 'replace')
 
  def __repr__(self):
  """
@@ -707,7 +704,7 @@ def construct_from_string(cls, string):
 
  raise TypeError("Could not construct DatetimeTZDtype")
 
- def __unicode__(self):
+ def __str__(self):
  return "datetime64[{unit}, {tz}]".format(unit=self.unit, tz=self.tz)
 
  @property
@@ -837,12 +834,12 @@ def construct_from_string(cls, string):
  pass
  raise TypeError("could not construct PeriodDtype")
 
- def __unicode__(self):
- return str(self.name)
+ def __str__(self):
+ return self.name
 
  @property
  def name(self):
- return str("period[{freq}]".format(freq=self.freq.freqstr))
+ return "period[{freq}]".format(freq=self.freq.freqstr)
 
  @property
  def na_value(self):
@@ -1007,7 +1004,7 @@ def construct_from_string(cls, string):
  def type(self):
  return Interval
 
- def __unicode__(self):
+ def __str__(self):
  if self.subtype is None:
  return "interval"
  return "interval[{subtype}]".format(subtype=self.subtype)