adding more example

Author: codeperfectplus

.gitignore

@@ -3,40 +3,6 @@ __pycache__/
 *.py[cod]
 *$py.class
 
-# C extensions
-*.so
-
-# Distribution / packaging
-.Python
-build/
-develop-eggs/
-dist/
-downloads/
-eggs/
-.eggs/
-lib/
-lib64/
-parts/
-sdist/
-var/
-wheels/
-pip-wheel-metadata/
-share/python-wheels/
-*.egg-info/
-.installed.cfg
-*.egg
-MANIFEST
-
-# PyInstaller
-#  Usually these files are written by a python script from a template
-#  before PyInstaller builds the exe, so as to inject date/other infos into it.
-*.manifest
-*.spec
-
-# Installer logs
-pip-log.txt
-pip-delete-this-directory.txt
-
 # Unit test / coverage reports
 htmlcov/
 .tox/
@@ -55,25 +21,6 @@ coverage.xml
 *.mo
 *.pot
 
-# Django stuff:
-*.log
-local_settings.py
-db.sqlite3
-db.sqlite3-journal
-
-# Flask stuff:
-instance/
-.webassets-cache
-
-# Scrapy stuff:
-.scrapy
-
-# Sphinx documentation
-docs/_build/
-
-# PyBuilder
-target/
-
 # Jupyter Notebook
 .ipynb_checkpoints
 
@@ -84,46 +31,14 @@ ipython_config.py
 # pyenv
 .python-version
 
-# pipenv
-#   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
-#   However, in case of collaboration, if having platform-specific dependencies or dependencies
-#   having no cross-platform support, pipenv may install dependencies that don't work, or not
-#   install all needed dependencies.
-#Pipfile.lock
-
 # PEP 582; used by e.g. github.com/David-OConnor/pyflow
 __pypackages__/
 
-# Celery stuff
-celerybeat-schedule
-celerybeat.pid
-
-# SageMath parsed files
-*.sage.py
-
 # Environments
 .env
 .venv
 env/
 venv/
 ENV/
 env.bak/
-venv.bak/
-
-# Spyder project settings
-.spyderproject
-.spyproject
-
-# Rope project settings
-.ropeproject
-
-# mkdocs documentation
-/site
-
-# mypy
-.mypy_cache/
-.dmypy.json
-dmypy.json
-
-# Pyre type checker
-.pyre/
+venv.bak/

01. Basic operations/drawing function in opencv.py

@@ -0,0 +1,37 @@
+""" Drawing function in Opencv """
+
+import cv2
+
+img = cv2.imread("./Media/apple.jpeg")
+if img is not None:
+    """ It will be create a line from (10, 10) to (100, 100)"""
+    img = cv2.line(img,
+                   pt1=(10, 10),
+                   pt2=(180, 100),
+                   color=(255, 255, 255),
+                   thickness=2)
+
+    img = cv2.arrowedLine(img,
+                          pt1=(20, 20),
+                          pt2=(300, 300),
+                          color=(0, 255, 255),
+                          thickness=2)
+    
+    img = cv2.rectangle(img, 
+                        pt1=(250, 0),
+                        pt2=(450, 250),
+                        color=(0, 255, 0),
+                        thickness=2)
+
+    img = cv2.circle(img,
+                     center=(100, 100), 
+                     radius=50, 
+                     color=(255, 0, 255), 
+                     thickness=-1)
+
+    cv2.imshow("output", img)
+else:
+    print('file not found.')
+    
+cv2.waitKey(0)
+cv2.destroyAllWindows()