switching to high quality piper tts and added label translations

venv_piper/lib/python3.12/site-packages/sympy/strategies/tools.py

@@ -0,0 +1,53 @@
+from . import rl
+from .core import do_one, exhaust, switch
+from .traverse import top_down
+
+
+def subs(d, **kwargs):
+    """ Full simultaneous exact substitution.
+
+    Examples
+    ========
+
+    >>> from sympy.strategies.tools import subs
+    >>> from sympy import Basic, S
+    >>> mapping = {S(1): S(4), S(4): S(1), Basic(S(5)): Basic(S(6), S(7))}
+    >>> expr = Basic(S(1), Basic(S(2), S(3)), Basic(S(4), Basic(S(5))))
+    >>> subs(mapping)(expr)
+    Basic(4, Basic(2, 3), Basic(1, Basic(6, 7)))
+    """
+    if d:
+        return top_down(do_one(*map(rl.subs, *zip(*d.items()))), **kwargs)
+    else:
+        return lambda x: x
+
+
+def canon(*rules, **kwargs):
+    """ Strategy for canonicalization.
+
+    Explanation
+    ===========
+
+    Apply each rule in a bottom_up fashion through the tree.
+    Do each one in turn.
+    Keep doing this until there is no change.
+    """
+    return exhaust(top_down(exhaust(do_one(*rules)), **kwargs))
+
+
+def typed(ruletypes):
+    """ Apply rules based on the expression type
+
+    inputs:
+        ruletypes -- a dict mapping {Type: rule}
+
+    Examples
+    ========
+
+    >>> from sympy.strategies import rm_id, typed
+    >>> from sympy import Add, Mul
+    >>> rm_zeros = rm_id(lambda x: x==0)
+    >>> rm_ones  = rm_id(lambda x: x==1)
+    >>> remove_idents = typed({Add: rm_zeros, Mul: rm_ones})
+    """
+    return switch(type, ruletypes)