src/sage/{numerical,tests}: Manual fixes to imports

Author: alexchandler100

src/sage/numerical/linear_functions.pyx

@@ -1064,7 +1064,7 @@ cdef class LinearFunction(LinearFunctionOrConstraint):
             sage: f._coeff_formatter(sqrt5)
             'sqrt5*'
 
-            sage: from sage.rings.all import AA
+            sage: from sage.rings.qqbar import AA
             sage: sqrt5 = AA(5).sqrt()
             sage: p = MixedIntegerLinearProgram(solver='interactivelp', base_ring=AA)
             sage: LF = p.linear_functions_parent()

src/sage/tests/books/computational-mathematics-with-sagemath/premierspas_doctest.py

@@ -117,7 +117,7 @@
 
 Sage example in ./premierspas.tex, line 1217::
 
-  sage: from sage.all import pi
+  sage: from sage.symbolic.constants import pi
 
 Sage example in ./premierspas.tex, line 1224::