ENH: Generalize RangeIndex to support floats pandas-dev#46484

Author: marianna13

pandas/core/indexes/float_range.py

@@ -0,0 +1,34 @@
+class float_range:
+    '''
+    Modified Python built-in function range that accepts floats as arguments.
+
+    Parameters
+    ----------
+    start : float (default: 0)
+        If "stop" is not given, interpreted as "stop" instead.
+    stop : float (default: 0)
+    step : float (default: 1)
+
+    Attributes
+    ----------
+    start
+    stop
+    step
+    current
+    '''
+    def __init__(self, start=0, stop=0, step=1):
+      if start and not stop:
+        stop, start = start, 0
+      self.start = start
+      self.current = start - step
+      self.stop = stop
+      self.step = step
+    
+    def __iter__(self):
+      return self
+    
+    def __next__(self):
+      self.current += self.step
+      if self.current < self.stop:
+        return self.current
+      raise StopIteration