Remove almost-one-year-old deprecated methods (warning was inserted in #2683)

qiskit/qasm/qasm.py

@@ -15,8 +15,6 @@
 """
 OPENQASM circuit object.
 """
-import warnings
-
 from .exceptions import QasmError
 from .qasmparser import QasmParser
 
@@ -38,17 +36,6 @@ def return_filename(self):
         """Return the filename."""
         return self._filename
 
-    def get_tokens(self):
-        """Deprecated. Use generate_tokens()."""
-        warnings.warn('The method get_tokens() is being replaced by generate_tokens()',
-                      DeprecationWarning, 2)
-        if self._filename:
-            with open(self._filename) as ifile:
-                self._data = ifile.read()
-
-        with QasmParser(self._filename) as qasm_p:
-            return qasm_p.read_tokens()
-
     def generate_tokens(self):
         """Returns a generator of the tokens."""
         if self._filename:

qiskit/qasm/qasmparser.py

@@ -17,7 +17,6 @@
 import os
 import shutil
 import tempfile
-import warnings
 
 import numpy as np
 import ply.yacc as yacc
@@ -1046,21 +1045,6 @@ def find_column(self, input_, token):
         column = (token.lexpos - last_cr) + 1
         return column
 
-    def get_tokens(self):
-        """Deprecated. Use read_tokens()."""
-        warnings.warn('The method get_tokens() is being replaced by read_tokens()',
-                      DeprecationWarning, 2)
-        try:
-            while True:
-                token = self.lexer.token()
-
-                if not token:
-                    break
-
-                yield token
-        except QasmError as e:
-            print('Exception tokenizing qasm file:', e.msg)
-
     def read_tokens(self):
         """finds and reads the tokens."""
         try:

releasenotes/notes/qasm_remove_0.9-7150d53da8eebfd8.yaml

@@ -0,0 +1,5 @@
+---
+upgrade:
+  - |
+    In 0.9, ``Qasm.get_tokens`` and ``QasmParser.get_tokens`` were deprecated.
+    These methods are being removed.

test/python/test_qasm_parser.py

@@ -88,10 +88,10 @@ def inspect(node):
         res_if = qasm_if.parse()
         inspect(res_if)
 
-    def test_get_tokens(self):
+    def test_generate_tokens(self):
         """Test whether we get only valid tokens."""
         qasm = Qasm(self.qasm_file_path)
-        for token in qasm.get_tokens():
+        for token in qasm.generate_tokens():
             self.assertTrue(isinstance(token, ply.lex.LexToken))