Functions
def	generate (mask, cond_mask, upper_bounds)

Variables
list	upper_bounds = [5, 3, 9]

	mask_bitcount = bin(mask).count("1")

def	loops = generate(mask, cond_mask, upper_bounds)

Function Documentation

◆ generate()

def generate_loop_ref.generate	(	mask,
		cond_mask,
		upper_bounds
	)

Definition at line 1 of file generate_loop_ref.py.

References join().

Referenced by DateTruncExpr.DateTruncExpr(), ExtractExpr.ExtractExpr(), ExtractExpr.generate(), and DateTruncExpr.generate().

 def generate(mask, cond_mask, upper_bounds):
   indent_level = 0
   start_iterator_ch = 'i'
   cond_idx = 0
   iterators = []
   loops = ''
   for i in xrange(0, len(upper_bounds)):
     if mask & (1 << i):
       cond_is_true = (cond_mask & (1 << cond_idx)) != 0
       slot_lookup_result = 99 if cond_is_true else -1
       if_cond = indent_level * '  ' + 'if %d >= 0:' % slot_lookup_result
       cond_idx += 1
       iterators.append(slot_lookup_result)
       loops += if_cond + '\n'
     else:
       iterator_ch = chr(ord(start_iterator_ch) + i)
       for_loop = (indent_level * '  ' + 'for %s in xrange(0, %d):' %
         (iterator_ch, upper_bounds[i]))
       iterators.append(iterator_ch)
       loops += for_loop + '\n'
     indent_level += 1
   loops += (indent_level * '  ' + "print('" + ', '.join(['%s' for iterator in iterators])
     + "' % (" + ', '.join([str(iterator) for iterator in iterators]) + '))')
   return loops
 

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Variable Documentation

◆ loops

def generate_loop_ref.loops = generate(mask, cond_mask, upper_bounds)

Definition at line 31 of file generate_loop_ref.py.

◆ mask_bitcount

generate_loop_ref.mask_bitcount = bin(mask).count("1")

Definition at line 29 of file generate_loop_ref.py.

Referenced by main().

◆ upper_bounds

list generate_loop_ref.upper_bounds = [5, 3, 9]

Definition at line 27 of file generate_loop_ref.py.