diff --git a/Code/GraphMol/SubstructLibrary/Wrap/SubstructLibraryWrap.cpp b/Code/GraphMol/SubstructLibrary/Wrap/SubstructLibraryWrap.cpp
index 9f5070aad..fd3e72fe8 100644
--- a/Code/GraphMol/SubstructLibrary/Wrap/SubstructLibraryWrap.cpp
+++ b/Code/GraphMol/SubstructLibrary/Wrap/SubstructLibraryWrap.cpp
@@ -59,7 +59,7 @@ const char *CachedMolHolderDoc =
     "Holds molecules in their binary representation.\n"
     "This allows more molecules to be held in memory at a time\n"
     "  AddMol(mol) -> adds a molecule to the molecule holder, returns index of "
-    "molecule\n"
+    "molecule\n\n"
     "  AddBinary(data) -> adds a picked molecule molecule to the molecule "
     "holder, returns index of molecule\n"
     "                     The data is stored as-is, no checking is done for "
@@ -70,7 +70,7 @@ const char *CachedSmilesMolHolderDoc =
     "Holds molecules as smiles string\n"
     "This allows more molecules to be held in memory at a time\n"
     "  AddMol(mol) -> adds a molecule to the molecule holder, returns index of "
-    "molecule\n"
+    "molecule\n\n"
     "  AddSmiles(smiles) -> adds a smiles string to the molecule holder, "
     "returns index of molecule\n"
     "                       The smiles is stored as-is, no checking is done "
@@ -81,11 +81,11 @@ const char *CachedTrustedSmilesMolHolderDoc =
     "Holds molecules as trusted smiles string\n"
     "This allows more molecules to be held in memory at a time and avoids "
     "RDKit sanitization\n"
-    "overhead\n"
+    "overhead.\n"
     "See: "
     "http://rdkit.blogspot.com/2016/09/avoiding-unnecessary-work-and.html\n"
     "  AddMol(mol) -> adds a molecule to the molecule holder, returns index of "
-    "molecule\n"
+    "molecule\n\n"
     "  AddSmiles(smiles) -> adds a smiles string to the molecule holder, "
     "returns index of molecule\n"
     "                       The smiles is stored as-is, no checking is done "
@@ -102,6 +102,7 @@ const char *SubstructLibraryDoc =
     "The SubstructLibrary takes full advantage of available threads during the "
     "search operation.\n"
     "Basic operation is simple\n"
+    "\n"
     ">>> from __future__ import print_function\n"
     ">>> import os\n"
     ">>> from rdkit import Chem, RDConfig\n"
@@ -115,8 +116,8 @@ const char *SubstructLibraryDoc =
     ">>> len(indices)\n"
     "11\n"
     "\n"
-    "\n"
     "Substructure matching options can be sent into GetMatches:\n"
+    "\n"
     ">>> indices = library.GetMatches(core, useChirality=False) \n"
     ">>> len(indices)\n"
     "11\n"
@@ -124,6 +125,7 @@ const char *SubstructLibraryDoc =
     "Controlling the number of threads or the maximum number of matches "
     "returned:\n"
     "is also available (the default is to run on all cores)\n"
+    "\n"
     ">>> indices = library.GetMatches(core, numThreads=2, maxResults=10) \n"
     ">>> len(indices)\n"
     "10\n"
@@ -134,7 +136,9 @@ const char *SubstructLibraryDoc =
     "kept in memory.\n"
     "To assist this we supply three other molecule holders:\n"
     "  CachedMolHolder - stores molecules as their pickled representation\n"
+    "\n"
     "  CachedSmilesMolHolder - stores molecules internally as smiles strings\n"
+    "\n"
     "  CachedTrustedSmilesMolHolder = excepts (and stores) molecules as "
     "trusted smiles strings\n"
     "\n"
@@ -162,6 +166,7 @@ const char *SubstructLibraryDoc =
     "This (obviously) takes longer to initialize.  However, both the molecule "
     "and pattern\n"
     "holders can be populated with raw data, a simple example is below:\n"
+    "\n"
     ">>> import csv\n"
     ">>> molholder = rdSubstructLibrary.CachedSmilesMolHolder()\n"
     ">>> pattern_holder = rdSubstructLibrary.PatternHolder()\n"
@@ -234,7 +239,7 @@ struct substructlibrary_wrapper {
 				       python::no_init)
         .def("__len__", &MolHolderBase::size)
         .def("AddMol", &MolHolderBase::addMol,
-             "Adds molecle to the molecule holder")
+             "Adds molecule to the molecule holder")
         .def("GetMol", &MolHolderBase::getMol,
              "Returns a particular molecule in the molecule holder\n\n"
              "  ARGUMENTS:\n"