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Fixed misleading comments on csp.py #1211

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Fixed misleading comments on csp.py #1211

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6 changes: 3 additions & 3 deletions csp.py
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Original file line number Diff line number Diff line change
Expand Up @@ -185,7 +185,7 @@ def AC3(csp, queue=None, removals=None, arc_heuristic=dom_j_up):
for Xk in csp.neighbors[Xi]:
if Xk != Xj:
queue.add((Xk, Xi))
return True, checks # CSP is satisfiable
return True, checks # CSP is arc-consistent


def revise(csp, Xi, Xj, removals, checks=0):
Expand Down Expand Up @@ -257,7 +257,7 @@ def AC3b(csp, queue=None, removals=None, arc_heuristic=dom_j_up):
for Xk in csp.neighbors[Xj]:
if Xk != Xi:
queue.add((Xk, Xj))
return True, checks # CSP is satisfiable
return True, checks # CSP is arc-consistent


def partition(csp, Xi, Xj, checks=0):
Expand Down Expand Up @@ -334,7 +334,7 @@ def AC4(csp, queue=None, removals=None, arc_heuristic=dom_j_up):
if revised:
if not csp.curr_domains[Xi]:
return False, checks # CSP is inconsistent
return True, checks # CSP is satisfiable
return True, checks # CSP is arc-consistent


# ______________________________________________________________________________
Expand Down