Changes

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Cut and paste these examples into Pippy and save then to your Sugar Journal. Then use the Load-strategy button in Turtle in a Pond to try them.
 
Cut and paste these examples into Pippy and save then to your Sugar Journal. Then use the Load-strategy button in Turtle in a Pond to try them.
   −
In this strategy, the turtle moves down, regardless of whether the dot is open.
+
In this strategy, the turtle moves down regardless of whether the dot is open.
 
<pre>
 
<pre>
 
def _turtle_strategy(self, turtle):
 
def _turtle_strategy(self, turtle):
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</pre>
 
</pre>
   −
In this strategy, the turtle moves down until it is blocked (i.e., when the dot type s True).
+
In this strategy, the turtle moves down until it is blocked (i.e., when the dot type is True).
 
<pre>
 
<pre>
 
def _turtle_strategy(self, turtle):
 
def _turtle_strategy(self, turtle):
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def _turtle_strategy(self, turtle):
 
def _turtle_strategy(self, turtle):
 
     evenodd = turtle[1] % 2
 
     evenodd = turtle[1] % 2
     for i in range(6):
+
     for i in range(6): # search for an opening
 
         column = turtle[0] + CIRCLE[evenodd][i][0]
 
         column = turtle[0] + CIRCLE[evenodd][i][0]
 
         row = turtle[1] + CIRCLE[evenodd][i][1]
 
         row = turtle[1] + CIRCLE[evenodd][i][1]
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def _turtle_strategy(self, turtle):
 
def _turtle_strategy(self, turtle):
 
     evenodd = turtle[1] % 2
 
     evenodd = turtle[1] % 2
     for i in range(6):
+
     for i in range(6): # search for an opening
 
         column = turtle[0] + CIRCLE[evenodd][i][0]
 
         column = turtle[0] + CIRCLE[evenodd][i][0]
 
         row = turtle[1] + CIRCLE[evenodd][i][1]
 
         row = turtle[1] + CIRCLE[evenodd][i][1]
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def _turtle_strategy(self, turtle):
 
def _turtle_strategy(self, turtle):
 
     evenodd = turtle[1] % 2
 
     evenodd = turtle[1] % 2
     n = int(uniform(0, 6))
+
     n = int(uniform(0, 6)) # choose a random orientation
 
     for i in range(6):
 
     for i in range(6):
 
         column = turtle[0] + CIRCLE[evenodd][(i + n) % 6][0]
 
         column = turtle[0] + CIRCLE[evenodd][(i + n) % 6][0]
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def _turtle_strategy(self, turtle):
 
def _turtle_strategy(self, turtle):
 
     evenodd = turtle[1] % 2
 
     evenodd = turtle[1] % 2
     for i in range(6):
+
     for i in range(6): # look for an edge to escape to
 
         column = turtle[0] + CIRCLE[evenodd][i][0]
 
         column = turtle[0] + CIRCLE[evenodd][i][0]
 
         row = turtle[1] + CIRCLE[evenodd][i][1]
 
         row = turtle[1] + CIRCLE[evenodd][i][1]
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             return [column, row]
 
             return [column, row]
   −
     n = int(uniform(0, 6))
+
     n = int(uniform(0, 6)) # choose a random orientation
 
     for i in range(6):
 
     for i in range(6):
 
         column = turtle[0] + CIRCLE[evenodd][(i + n) % 6][0]
 
         column = turtle[0] + CIRCLE[evenodd][(i + n) % 6][0]
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</pre>
 
</pre>
   −
If it tries to continue in the direction it was already heading, the turtle is harder to catch.
+
If it mostly tries to continue in the direction it was already heading, the turtle is harder to catch.
    
<pre>
 
<pre>
 
def _turtle_strategy(self, turtle):
 
def _turtle_strategy(self, turtle):
 
     evenodd = turtle[1] % 2
 
     evenodd = turtle[1] % 2
     column = turtle[0] + CIRCLE[evenodd][self._orientation][0]
+
     if int(uniform(0, 2)) > 0:  # mostly try going straight
    row = turtle[1] + CIRCLE[evenodd][self._orientation][1]
+
        column = turtle[0] + CIRCLE[evenodd][self._orientation][0]
    if not self._dots[self._grid_to_dot((col, row))].type:
+
        row = turtle[1] + CIRCLE[evenodd][self._orientation][1]
        return [col, row]
+
        if not self._dots[self._grid_to_dot((col, row))].type:
     n = int(uniform(0, 6))
+
            return [col, row]
 +
     n = int(uniform(0, 6)) # choose a random orientation
 
     for i in range(6):
 
     for i in range(6):
 
         column = turtle[0] + CIRCLE[evenodd][(i + n) % 6][0]
 
         column = turtle[0] + CIRCLE[evenodd][(i + n) % 6][0]