[fix] equal operator for string comparison in unittest

.github/workflows/pythonapp.yml

@@ -0,0 +1,28 @@
+name: Python application
+
+on: [push]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v1
+    - name: Set up Python 3.11
+      uses: actions/setup-python@v1
+      with:
+        python-version: 3.11
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -r requirements.txt
+    - name: Lint with flake8
+      run: |
+        # stop the build if there are Python syntax errors or undefined names
+        flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
+        # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
+        flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
+    - name: Test with pytest
+      run: |
+        python -s -m pytest --doctest-modules tests/ myanmar/

tests/test_phonenumber.py

@@ -104,5 +104,5 @@ def test_check_operator():
 
 
 def test_landline_operator():
-    assert mp.get_landline_operator('+95674601234') is "MyanmarAPN"
-    assert mp.get_landline_operator('9514244321') is "FortuneInternational"
+    assert mp.get_landline_operator('+95674601234') == "MyanmarAPN"
+    assert mp.get_landline_operator('9514244321') == "FortuneInternational"