Apply suggestions from code review

Author: alexjbest

src/sage/rings/padics/lattice_precision.py

@@ -2689,7 +2689,7 @@ def precision_lattice(self, elements=None):
             [   0 2048]
 
         If the precision module does not project to a lattice,
-        an error is raised.::
+        an error is raised. ::
 
             sage: prec.precision_lattice([x, y, u, v])
             Traceback (most recent call last):

src/sage/rings/padics/padic_base_leaves.py

@@ -913,7 +913,7 @@ def _coerce_map_from_(self, R):
             False
 
         Similarly there is no coercion maps between ``p``-adic rings with
-        different labels.::
+        different labels. ::
 
             sage: R2 = ZpLC(2, label='coerce')
             sage: R.has_coerce_map_from(R2)
@@ -1033,7 +1033,7 @@ def _coerce_map_from_(self, R):
             True
 
         Note that coerce map does not exist between ``p``-adic fields with
-        lattice precision and other ``p``-adic rings.::
+        lattice precision and other ``p``-adic rings. ::
 
             sage: L = Qp(2)
             sage: K.has_coerce_map_from(L)

src/sage/rings/polynomial/ore_function_element.py

@@ -906,7 +906,7 @@ def reduced_norm(self, var=None):
             (z + 2)/(z^2 + 4)
 
         The reduced norm lies in the center of `S`, which is the fraction field
-        of a univariate polynomial ring in the variable `z = x^3` over `GF(5)`.::
+        of a univariate polynomial ring in the variable `z = x^3` over `GF(5)`. ::
 
             sage: N.parent()
             Fraction Field of Univariate Polynomial Ring in z over Finite Field of size 5

src/sage/rings/polynomial/term_order.py

@@ -1790,7 +1790,7 @@ def singular_moreblocks(self):
         TESTS:
 
         The 'degneglex' ordering is somehow special: SINGULAR handles it
-        using an extra weight vector block.::
+        using an extra weight vector block. ::
 
             sage: T = TermOrder("degneglex", 2)
             sage: P = PolynomialRing(QQ,2, names='x', order=T)