misc.py

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""""
This file contains various utilitary functions 
for basic number and list operations
"""
 
def clamp(num, min_value, max_value):
   return max(min(num, max_value), min_value)
 
def list_clamp(l, idx):
   i = clamp(idx, 0, len(l)-1)
   return l[i]
 
def list_range(l, start):
   s = clamp(start, 0, len(l)-1)
   return [l[i] for i in range(s, len(l)-1)]
 
def list_chunks(l, start, chunk_size):
   s = clamp(start, 0, len(l)-1)
   return [l[i:i+chunk_size] for i in range(s, len(l), chunk_size)]
 
def dict_to_list_chunks(d, start, chunk_size):
   chunks = []
   tmp = []
   for k in d.keys():  
      if k >= start:
         tmp.append(d[k])
         if len(tmp) == chunk_size:
            chunks.append(tmp)
            tmp = []
   if len(tmp) > 0:
      chunks.append(tmp)
 
   return chunks