dtoolbase: fix compile errors with --no-python

dtool/src/dtoolbase/dtoolbase.h

@@ -138,12 +138,10 @@
 #endif
 #endif
 
-#ifdef HAVE_PYTHON
 // Instead of including the Python headers, which will implicitly add a linker
 // flag to link in Python, we'll just excerpt the forward declaration of
 // PyObject.
 typedef struct _object PyObject;
-#endif
 
 #ifndef HAVE_EIGEN
 // If we don't have the Eigen library, don't define LINMATH_ALIGN.

dtool/src/dtoolbase/typeHandle.cxx

@@ -153,6 +153,7 @@ deallocate_array(void *ptr) {
   PANDA_FREE_ARRAY(ptr);
 }
 
+#ifdef HAVE_PYTHON
 /**
  * Returns the internal void pointer that is stored for interrogate's benefit.
  */
@@ -165,6 +166,7 @@ get_python_type() const {
     return nullptr;
   }
 }
+#endif
 
 /**
  * Return the Index of the BEst fit Classs from a set

dtool/src/dtoolbase/typeHandle.h

@@ -138,7 +138,9 @@ PUBLISHED:
   MAKE_SEQ_PROPERTY(child_classes, get_num_child_classes, get_child_class);
 
 public:
+#ifdef HAVE_PYTHON
   PyObject *get_python_type() const;
+#endif
 
   void *allocate_array(size_t size) RETURNS_ALIGNED(MEMORY_HOOK_ALIGNMENT);
   void *reallocate_array(void *ptr, size_t size) RETURNS_ALIGNED(MEMORY_HOOK_ALIGNMENT);

dtool/src/dtoolbase/typeRegistry.cxx

@@ -207,6 +207,7 @@ record_alternate_name(TypeHandle type, const string &name) {
   _lock->unlock();
 }
 
+#ifdef HAVE_PYTHON
 /**
  * Records the given Python type pointer in the type registry for the benefit
  * of interrogate.
@@ -222,6 +223,7 @@ record_python_type(TypeHandle type, PyObject *python_type) {
 
   _lock->unlock();
 }
+#endif
 
 /**
  * Looks for a previously-registered type of the given name.  Returns its

dtool/src/dtoolbase/typeRegistry.h

@@ -45,7 +45,9 @@ PUBLISHED:
 
   void record_derivation(TypeHandle child, TypeHandle parent);
   void record_alternate_name(TypeHandle type, const std::string &name);
+#ifdef HAVE_PYTHON
   void record_python_type(TypeHandle type, PyObject *python_type);
+#endif
 
   TypeHandle find_type(const std::string &name) const;
   TypeHandle find_type_by_id(int id) const;