Dropped PyArg_ParseTuple() calls in functions taking no arguments.

14 files changed, 28 insertions, 72 deletions

diff --git a/ChangeLog b/ChangeLog
index 762002b..ac103d2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -2,6 +2,8 @@
 
 	* Replaced PyObject_CallFunction() with *ObjArgs() where more efficient.
 
+	* Dropped PyArg_ParseTuple() calls in functions taking no arguments.
+
 	* psycopg/microprotocols.c: small optimizations.
 
 2010-11-08  Daniele Varrazzo  <daniele.varrazzo@gmail.com>
diff --git a/psycopg/adapter_asis.c b/psycopg/adapter_asis.c
index 4b50e9d..31cfabb 100644
--- a/psycopg/adapter_asis.c
+++ b/psycopg/adapter_asis.c
@@ -52,7 +52,6 @@ asis_str(asisObject *self)
 static PyObject *
 asis_getquoted(asisObject *self, PyObject *args)
 {
-    if (!PyArg_ParseTuple(args, "")) return NULL;
     return asis_str(self);
 }
 
@@ -84,7 +83,7 @@ static struct PyMemberDef asisObject_members[] = {
 /* object method table */
 
 static PyMethodDef asisObject_methods[] = {
-    {"getquoted", (PyCFunction)asis_getquoted, METH_VARARGS,
+    {"getquoted", (PyCFunction)asis_getquoted, METH_NOARGS,
      "getquoted() -> wrapped object value as SQL-quoted string"},
     {"__conform__", (PyCFunction)asis_conform, METH_VARARGS, NULL},
     {NULL}  /* Sentinel */
diff --git a/psycopg/adapter_binary.c b/psycopg/adapter_binary.c
index 641d317..9b4a1c3 100644
--- a/psycopg/adapter_binary.c
+++ b/psycopg/adapter_binary.c
@@ -111,7 +111,6 @@ binary_str(binaryObject *self)
 static PyObject *
 binary_getquoted(binaryObject *self, PyObject *args)
 {
-    if (!PyArg_ParseTuple(args, "")) return NULL;
     return binary_str(self);
 }
 
@@ -162,7 +161,7 @@ static struct PyMemberDef binaryObject_members[] = {
 /* object method table */
 
 static PyMethodDef binaryObject_methods[] = {
-    {"getquoted", (PyCFunction)binary_getquoted, METH_VARARGS,
+    {"getquoted", (PyCFunction)binary_getquoted, METH_NOARGS,
      "getquoted() -> wrapped object value as SQL-quoted binary string"},
     {"prepare", (PyCFunction)binary_prepare, METH_VARARGS,
      "prepare(conn) -> prepare for binary encoding using conn"},
diff --git a/psycopg/adapter_datetime.c b/psycopg/adapter_datetime.c
index 5f7327b..7ba98f2 100644
--- a/psycopg/adapter_datetime.c
+++ b/psycopg/adapter_datetime.c
@@ -106,7 +106,6 @@ pydatetime_str(pydatetimeObject *self)
 static PyObject *
 pydatetime_getquoted(pydatetimeObject *self, PyObject *args)
 {
-    if (!PyArg_ParseTuple(args, "")) return NULL;
     return pydatetime_str(self);
 }
 
@@ -139,7 +138,7 @@ static struct PyMemberDef pydatetimeObject_members[] = {
 /* object method table */
 
 static PyMethodDef pydatetimeObject_methods[] = {
-    {"getquoted", (PyCFunction)pydatetime_getquoted, METH_VARARGS,
+    {"getquoted", (PyCFunction)pydatetime_getquoted, METH_NOARGS,
      "getquoted() -> wrapped object value as SQL date/time"},
     {"__conform__", (PyCFunction)pydatetime_conform, METH_VARARGS, NULL},
     {NULL}  /* Sentinel */
diff --git a/psycopg/adapter_list.c b/psycopg/adapter_list.c
index 4f8124e..f9ab509 100644
--- a/psycopg/adapter_list.c
+++ b/psycopg/adapter_list.c
@@ -87,16 +87,14 @@ list_quote(listObject *self)
 }
 
 static PyObject *
-list_str(listObject *self, PyObject *args)
+list_str(listObject *self)
 {
-    if (!PyArg_ParseTuple(args, "")) return NULL;
     return list_quote(self);
 }
 
 static PyObject *
 list_getquoted(listObject *self, PyObject *args)
 {
-    if (!PyArg_ParseTuple(args, "")) return NULL;
     return list_quote(self);
 }
 
@@ -148,7 +146,7 @@ static struct PyMemberDef listObject_members[] = {
 /* object method table */
 
 static PyMethodDef listObject_methods[] = {
-    {"getquoted", (PyCFunction)list_getquoted, METH_VARARGS,
+    {"getquoted", (PyCFunction)list_getquoted, METH_NOARGS,
      "getquoted() -> wrapped object value as SQL date/time"},
     {"prepare", (PyCFunction)list_prepare, METH_VARARGS,
      "prepare(conn) -> set encoding to conn->encoding"},
diff --git a/psycopg/adapter_mxdatetime.c b/psycopg/adapter_mxdatetime.c
index 137a57c..ffa81aa 100644
--- a/psycopg/adapter_mxdatetime.c
+++ b/psycopg/adapter_mxdatetime.c
@@ -106,7 +106,6 @@ mxdatetime_str(mxdatetimeObject *self)
 static PyObject *
 mxdatetime_getquoted(mxdatetimeObject *self, PyObject *args)
 {
-    if (!PyArg_ParseTuple(args, "")) return NULL;
     return mxdatetime_str(self);
 }
 
@@ -139,7 +138,7 @@ static struct PyMemberDef mxdatetimeObject_members[] = {
 /* object method table */
 
 static PyMethodDef mxdatetimeObject_methods[] = {
-    {"getquoted", (PyCFunction)mxdatetime_getquoted, METH_VARARGS,
+    {"getquoted", (PyCFunction)mxdatetime_getquoted, METH_NOARGS,
      "getquoted() -> wrapped object value as SQL date/time"},
     {"__conform__", (PyCFunction)mxdatetime_conform, METH_VARARGS, NULL},
     {NULL}  /* Sentinel */
diff --git a/psycopg/adapter_pboolean.c b/psycopg/adapter_pboolean.c
index 4fd143b..edffe8f 100644
--- a/psycopg/adapter_pboolean.c
+++ b/psycopg/adapter_pboolean.c
@@ -62,7 +62,6 @@ pboolean_str(pbooleanObject *self)
 static PyObject *
 pboolean_getquoted(pbooleanObject *self, PyObject *args)
 {
-    if (!PyArg_ParseTuple(args, "")) return NULL;
     return pboolean_str(self);
 }
 
@@ -94,7 +93,7 @@ static struct PyMemberDef pbooleanObject_members[] = {
 /* object method table */
 
 static PyMethodDef pbooleanObject_methods[] = {
-    {"getquoted", (PyCFunction)pboolean_getquoted, METH_VARARGS,
+    {"getquoted", (PyCFunction)pboolean_getquoted, METH_NOARGS,
      "getquoted() -> wrapped object value as SQL-quoted string"},
     {"__conform__", (PyCFunction)pboolean_conform, METH_VARARGS, NULL},
     {NULL}  /* Sentinel */
diff --git a/psycopg/adapter_pdecimal.c b/psycopg/adapter_pdecimal.c
index e5c039a..347461a 100644
--- a/psycopg/adapter_pdecimal.c
+++ b/psycopg/adapter_pdecimal.c
@@ -84,7 +84,6 @@ end:
 static PyObject *
 pdecimal_getquoted(pdecimalObject *self, PyObject *args)
 {
-    if (!PyArg_ParseTuple(args, "")) return NULL;
     return pdecimal_str(self);
 }
 
@@ -116,7 +115,7 @@ static struct PyMemberDef pdecimalObject_members[] = {
 /* object method table */
 
 static PyMethodDef pdecimalObject_methods[] = {
-    {"getquoted", (PyCFunction)pdecimal_getquoted, METH_VARARGS,
+    {"getquoted", (PyCFunction)pdecimal_getquoted, METH_NOARGS,
      "getquoted() -> wrapped object value as SQL-quoted string"},
     {"__conform__", (PyCFunction)pdecimal_conform, METH_VARARGS, NULL},
     {NULL}  /* Sentinel */
diff --git a/psycopg/adapter_pfloat.c b/psycopg/adapter_pfloat.c
index ccfad74..3e9f341 100644
--- a/psycopg/adapter_pfloat.c
+++ b/psycopg/adapter_pfloat.c
@@ -54,7 +54,6 @@ pfloat_str(pfloatObject *self)
 static PyObject *
 pfloat_getquoted(pfloatObject *self, PyObject *args)
 {
-    if (!PyArg_ParseTuple(args, "")) return NULL;
     return pfloat_str(self);
 }
 
@@ -86,7 +85,7 @@ static struct PyMemberDef pfloatObject_members[] = {
 /* object method table */
 
 static PyMethodDef pfloatObject_methods[] = {
-    {"getquoted", (PyCFunction)pfloat_getquoted, METH_VARARGS,
+    {"getquoted", (PyCFunction)pfloat_getquoted, METH_NOARGS,
      "getquoted() -> wrapped object value as SQL-quoted string"},
     {"__conform__", (PyCFunction)pfloat_conform, METH_VARARGS, NULL},
     {NULL}  /* Sentinel */
diff --git a/psycopg/adapter_qstring.c b/psycopg/adapter_qstring.c
index 1fc3d9a..59c1d7b 100644
--- a/psycopg/adapter_qstring.c
+++ b/psycopg/adapter_qstring.c
@@ -136,7 +136,6 @@ qstring_str(qstringObject *self)
 static PyObject *
 qstring_getquoted(qstringObject *self, PyObject *args)
 {
-    if (!PyArg_ParseTuple(args, "")) return NULL;
     return qstring_str(self);
 }
 
@@ -196,7 +195,7 @@ static struct PyMemberDef qstringObject_members[] = {
 /* object method table */
 
 static PyMethodDef qstringObject_methods[] = {
-    {"getquoted", (PyCFunction)qstring_getquoted, METH_VARARGS,
+    {"getquoted", (PyCFunction)qstring_getquoted, METH_NOARGS,
      "getquoted() -> wrapped object value as SQL-quoted string"},
     {"prepare", (PyCFunction)qstring_prepare, METH_VARARGS,
      "prepare(conn) -> set encoding to conn->encoding and store conn"},
diff --git a/psycopg/connection_type.c b/psycopg/connection_type.c
index c4d4671..f9ee088 100644
--- a/psycopg/connection_type.c
+++ b/psycopg/connection_type.c
@@ -118,8 +118,6 @@ psyco_conn_close(connectionObject *self, PyObject *args)
 {
     EXC_IF_CONN_CLOSED(self);
 
-    if (!PyArg_ParseTuple(args, "")) return NULL;
-
     Dprintf("psyco_conn_close: closing connection at %p", self);
     conn_close(self);
     Dprintf("psyco_conn_close: connection at %p closed", self);
@@ -140,8 +138,6 @@ psyco_conn_commit(connectionObject *self, PyObject *args)
     EXC_IF_CONN_ASYNC(self, commit);
     EXC_IF_TPC_BEGIN(self, commit);
 
-    if (!PyArg_ParseTuple(args, "")) return NULL;
-
     if (conn_commit(self) < 0)
         return NULL;
 
@@ -162,8 +158,6 @@ psyco_conn_rollback(connectionObject *self, PyObject *args)
     EXC_IF_CONN_ASYNC(self, rollback);
     EXC_IF_TPC_BEGIN(self, rollback);
 
-    if (!PyArg_ParseTuple(args, "")) return NULL;
-
     if (conn_rollback(self) < 0)
         return NULL;
 
@@ -244,10 +238,6 @@ psyco_conn_tpc_prepare(connectionObject *self, PyObject *args)
     EXC_IF_CONN_ASYNC(self, tpc_prepare);
     EXC_IF_TPC_PREPARED(self, tpc_prepare);
 
-    if (!PyArg_ParseTuple(args, "")) {
-        return NULL;
-    }
-
     if (NULL == self->tpc_xid) {
         PyErr_SetString(ProgrammingError,
             "prepare must be called inside a two-phase transaction");
@@ -396,8 +386,6 @@ psyco_conn_tpc_recover(connectionObject *self, PyObject *args)
     EXC_IF_TPC_PREPARED(self, tpc_recover);
     EXC_IF_TPC_NOT_SUPPORTED(self);
 
-    if (!PyArg_ParseTuple(args, "")) { return NULL; }
-
     return conn_tpc_recover(self);
 }
 
@@ -486,8 +474,6 @@ psyco_conn_get_transaction_status(connectionObject *self, PyObject *args)
 {
     EXC_IF_CONN_CLOSED(self);
 
-    if (!PyArg_ParseTuple(args, "")) return NULL;
-
     return PyInt_FromLong((long)PQtransactionStatus(self->pgconn));
 }
 
@@ -726,30 +712,30 @@ static struct PyMethodDef connectionObject_methods[] = {
     {"cursor", (PyCFunction)psyco_conn_cursor,
      METH_VARARGS|METH_KEYWORDS, psyco_conn_cursor_doc},
     {"close", (PyCFunction)psyco_conn_close,
-     METH_VARARGS, psyco_conn_close_doc},
+     METH_NOARGS, psyco_conn_close_doc},
     {"commit", (PyCFunction)psyco_conn_commit,
-     METH_VARARGS, psyco_conn_commit_doc},
+     METH_NOARGS, psyco_conn_commit_doc},
     {"rollback", (PyCFunction)psyco_conn_rollback,
-     METH_VARARGS, psyco_conn_rollback_doc},
+     METH_NOARGS, psyco_conn_rollback_doc},
     {"xid", (PyCFunction)psyco_conn_xid,
      METH_VARARGS|METH_KEYWORDS, psyco_conn_xid_doc},
     {"tpc_begin", (PyCFunction)psyco_conn_tpc_begin,
      METH_VARARGS, psyco_conn_tpc_begin_doc},
     {"tpc_prepare", (PyCFunction)psyco_conn_tpc_prepare,
-     METH_VARARGS, psyco_conn_tpc_prepare_doc},
+     METH_NOARGS, psyco_conn_tpc_prepare_doc},
     {"tpc_commit", (PyCFunction)psyco_conn_tpc_commit,
      METH_VARARGS, psyco_conn_tpc_commit_doc},
     {"tpc_rollback", (PyCFunction)psyco_conn_tpc_rollback,
      METH_VARARGS, psyco_conn_tpc_rollback_doc},
     {"tpc_recover", (PyCFunction)psyco_conn_tpc_recover,
-     METH_VARARGS, psyco_conn_tpc_recover_doc},
+     METH_NOARGS, psyco_conn_tpc_recover_doc},
 #ifdef PSYCOPG_EXTENSIONS
     {"set_isolation_level", (PyCFunction)psyco_conn_set_isolation_level,
      METH_VARARGS, psyco_conn_set_isolation_level_doc},
     {"set_client_encoding", (PyCFunction)psyco_conn_set_client_encoding,
      METH_VARARGS, psyco_conn_set_client_encoding_doc},
     {"get_transaction_status", (PyCFunction)psyco_conn_get_transaction_status,
-     METH_VARARGS, psyco_conn_get_transaction_status_doc},
+     METH_NOARGS, psyco_conn_get_transaction_status_doc},
     {"get_parameter_status", (PyCFunction)psyco_conn_get_parameter_status,
      METH_VARARGS, psyco_conn_get_parameter_status_doc},
     {"get_backend_pid", (PyCFunction)psyco_conn_get_backend_pid,
diff --git a/psycopg/cursor_type.c b/psycopg/cursor_type.c
index 0809ac7..d13b234 100644
--- a/psycopg/cursor_type.c
+++ b/psycopg/cursor_type.c
@@ -55,8 +55,6 @@ extern PyObject *pyPsycopgTzFixedOffsetTimezone;
 static PyObject *
 psyco_curs_close(cursorObject *self, PyObject *args)
 {
-    if (!PyArg_ParseTuple(args, "")) return NULL;
-
     EXC_IF_CURS_CLOSED(self);
     EXC_IF_ASYNC_IN_PROGRESS(self, close);
 
@@ -737,8 +735,6 @@ psyco_curs_fetchone(cursorObject *self, PyObject *args)
 {
     PyObject *res;
 
-    if (args && !PyArg_ParseTuple(args, "")) return NULL;
-
     EXC_IF_CURS_CLOSED(self);
     EXC_IF_ASYNC_IN_PROGRESS(self, fetchone);
     if (_psyco_curs_prefetch(self) < 0) return NULL;
@@ -871,10 +867,6 @@ psyco_curs_fetchall(cursorObject *self, PyObject *args)
     int i, size;
     PyObject *list, *res;
 
-    if (!PyArg_ParseTuple(args, "")) {
-        return NULL;
-    }
-
     EXC_IF_CURS_CLOSED(self);
     EXC_IF_ASYNC_IN_PROGRESS(self, fetchall);
     if (_psyco_curs_prefetch(self) < 0) return NULL;
@@ -994,8 +986,6 @@ psyco_curs_callproc(cursorObject *self, PyObject *args, PyObject *kwargs)
 static PyObject *
 psyco_curs_nextset(cursorObject *self, PyObject *args)
 {
-    if (!PyArg_ParseTuple(args, "")) return NULL;
-
     EXC_IF_CURS_CLOSED(self);
 
     PyErr_SetString(NotSupportedError, "not supported by PostgreSQL");
@@ -1510,21 +1500,21 @@ cursor_next(PyObject *self)
 static struct PyMethodDef cursorObject_methods[] = {
     /* DBAPI-2.0 core */
     {"close", (PyCFunction)psyco_curs_close,
-     METH_VARARGS, psyco_curs_close_doc},
+     METH_NOARGS, psyco_curs_close_doc},
     {"execute", (PyCFunction)psyco_curs_execute,
      METH_VARARGS|METH_KEYWORDS, psyco_curs_execute_doc},
     {"executemany", (PyCFunction)psyco_curs_executemany,
      METH_VARARGS|METH_KEYWORDS, psyco_curs_executemany_doc},
     {"fetchone", (PyCFunction)psyco_curs_fetchone,
-     METH_VARARGS, psyco_curs_fetchone_doc},
+     METH_NOARGS, psyco_curs_fetchone_doc},
     {"fetchmany", (PyCFunction)psyco_curs_fetchmany,
      METH_VARARGS|METH_KEYWORDS, psyco_curs_fetchmany_doc},
     {"fetchall", (PyCFunction)psyco_curs_fetchall,
-     METH_VARARGS, psyco_curs_fetchall_doc},
+     METH_NOARGS, psyco_curs_fetchall_doc},
     {"callproc", (PyCFunction)psyco_curs_callproc,
      METH_VARARGS, psyco_curs_callproc_doc},
     {"nextset", (PyCFunction)psyco_curs_nextset,
-     METH_VARARGS, psyco_curs_nextset_doc},
+     METH_NOARGS, psyco_curs_nextset_doc},
     {"setinputsizes", (PyCFunction)psyco_curs_setinputsizes,
      METH_VARARGS, psyco_curs_setinputsizes_doc},
     {"setoutputsize", (PyCFunction)psyco_curs_setoutputsize,
diff --git a/psycopg/lobject_type.c b/psycopg/lobject_type.c
index 7fe16ab..67c0104 100644
--- a/psycopg/lobject_type.c
+++ b/psycopg/lobject_type.c
@@ -51,8 +51,6 @@
 static PyObject *
 psyco_lobj_close(lobjectObject *self, PyObject *args)
 {
-    if (!PyArg_ParseTuple(args, "")) return NULL;
-
     /* file-like objects can be closed multiple times and remember that
        closing the current transaction is equivalent to close all the
        opened large objects */
@@ -165,8 +163,6 @@ psyco_lobj_tell(lobjectObject *self, PyObject *args)
 {
     int pos;
 
-    if (!PyArg_ParseTuple(args, "")) return NULL;
-
     EXC_IF_LOBJ_CLOSED(self);
     EXC_IF_LOBJ_LEVEL0(self);
     EXC_IF_LOBJ_UNMARKED(self);
@@ -185,8 +181,6 @@ psyco_lobj_tell(lobjectObject *self, PyObject *args)
 static PyObject *
 psyco_lobj_unlink(lobjectObject *self, PyObject *args)
 {
-    if (!PyArg_ParseTuple(args, "")) return NULL;
-
     if (lobject_unlink(self) < 0)
     	return NULL;
 
@@ -266,11 +260,11 @@ static struct PyMethodDef lobjectObject_methods[] = {
     {"seek", (PyCFunction)psyco_lobj_seek,
      METH_VARARGS, psyco_lobj_seek_doc},
     {"tell", (PyCFunction)psyco_lobj_tell,
-     METH_VARARGS, psyco_lobj_tell_doc},
+     METH_NOARGS, psyco_lobj_tell_doc},
     {"close", (PyCFunction)psyco_lobj_close,
-     METH_VARARGS, psyco_lobj_close_doc},
+     METH_NOARGS, psyco_lobj_close_doc},
     {"unlink",(PyCFunction)psyco_lobj_unlink,
-     METH_VARARGS, psyco_lobj_unlink_doc},
+     METH_NOARGS, psyco_lobj_unlink_doc},
     {"export",(PyCFunction)psyco_lobj_export,
      METH_VARARGS, psyco_lobj_export_doc},
 #if PG_VERSION_HEX >= 0x080300
diff --git a/psycopg/microprotocols_proto.c b/psycopg/microprotocols_proto.c
index 0ab9691..1c17a85 100644
--- a/psycopg/microprotocols_proto.c
+++ b/psycopg/microprotocols_proto.c
@@ -48,8 +48,6 @@
 static PyObject *
 psyco_isqlquote_getquoted(isqlquoteObject *self, PyObject *args)
 {
-    if (!PyArg_ParseTuple(args, "")) return NULL;
-
     Py_INCREF(Py_None);
     return Py_None;
 }
@@ -62,8 +60,6 @@ psyco_isqlquote_getquoted(isqlquoteObject *self, PyObject *args)
 static PyObject *
 psyco_isqlquote_getbinary(isqlquoteObject *self, PyObject *args)
 {
-    if (!PyArg_ParseTuple(args, "")) return NULL;
-
     Py_INCREF(Py_None);
     return Py_None;
 }
@@ -76,8 +72,6 @@ psyco_isqlquote_getbinary(isqlquoteObject *self, PyObject *args)
 static PyObject *
 psyco_isqlquote_getbuffer(isqlquoteObject *self, PyObject *args)
 {
-    if (!PyArg_ParseTuple(args, "")) return NULL;
-
     Py_INCREF(Py_None);
     return Py_None;
 }
@@ -91,11 +85,11 @@ psyco_isqlquote_getbuffer(isqlquoteObject *self, PyObject *args)
 
 static struct PyMethodDef isqlquoteObject_methods[] = {
     {"getquoted", (PyCFunction)psyco_isqlquote_getquoted,
-     METH_VARARGS, psyco_isqlquote_getquoted_doc},
+     METH_NOARGS, psyco_isqlquote_getquoted_doc},
     {"getbinary", (PyCFunction)psyco_isqlquote_getbinary,
-     METH_VARARGS, psyco_isqlquote_getbinary_doc},
+     METH_NOARGS, psyco_isqlquote_getbinary_doc},
     {"getbuffer", (PyCFunction)psyco_isqlquote_getbuffer,
-     METH_VARARGS, psyco_isqlquote_getbuffer_doc},
+     METH_NOARGS, psyco_isqlquote_getbuffer_doc},
     /*    {"prepare", (PyCFunction)psyco_isqlquote_prepare,
           METH_VARARGS, psyco_isqlquote_prepare_doc}, */
     {NULL}