First commit

Dockerfile

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+# A dockerfile must always start by importing the base image.
+# We use the keyword 'FROM' to do that.
+# In our example, we want import the python image.
+# So we write 'python' for the image name and 'latest' for the version.
+FROM python:latest
+
+# In order to launch our python code, we must import it into our image.
+# We use the keyword 'COPY' to do that.
+# The first parameter 'main.py' is the name of the file on the host.
+# The second parameter '/' is the path where to put the file on the image.
+# Here we put the file at the image root folder.
+COPY test_python.py /
+
+# We need to define the command to launch when we are going to run the image.
+# We use the keyword 'CMD' to do that.
+# The following command will execute "python ./main.py".
+CMD [ "python", "./test_python.py" ]

readme.txt

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+OK

test_python.py

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-print("HELLO DEV")
+print("HELLO Ahtisham - HELLO FROM PY")