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import cv2
import numpy as np

WHITE = (255, 255, 255)


def dup_img_9(
    file_in: str, file_out: str, pad_horizontal: int = 10, pad_vertical: int = 10
):
    """

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##############################################################################
# Dockerfile for building an image with non-root privilege as default
# In addition, it's capable of displaying images created by
# `cv2.imshow()` and `plt.show()`

# In order to use the full functionality, one should 
#
# 1. Run the command `xhost +local:docker`
#
# 2. build an image by including

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# ref:
# https://github.com/Valian/docker-python-opencv-ffmpeg/blob/master/Dockerfile-py3-cuda

ARG CUDA_VERSION="10.0"
ARG FLAVOR="runtime"
FROM nvidia/cuda:${CUDA_VERSION}-cudnn7-${FLAVOR}-ubuntu16.04
ARG OPENCV_VERSION="4.1.0"

# Install all dependencies for OpenCV
RUN apt-get -y update && \

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import mymodule
print(mymodule.__doc__)
print(mymodule.f.__doc__)

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from typing import Any, TypeAlias, TypeVar, Union
from collections.abc import MutableSequence, Iterable, Mapping, Iterator
import copy


MS = TypeVar("MS", bound=MutableSequence)
Nested: TypeAlias = Mapping[Any, Union[Iterable, "Nested"]]


def nested_mapping_serializer(

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from types import SimpleNamespace
from typing import Any
from collections.abc import MutableSequence


class IndexableNamespace(SimpleNamespace, MutableSequence):
    """
    An extension of the SimpleNamespace type.
    The members of an IndexableNamespace instance can also be
    accessed and modified by indexing.

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# docker image to download yum rpms via dependencies
# these are the centos tags you can use below if you want to use a different version of centos
#latest, centos7, 7 (docker/Dockerfile)
#centos6, 6 (docker/Dockerfile)
#centos5, 5 (docker/Dockerfile)
#centos7.1.1503, 7.1.1503 (docker/Dockerfile)
#centos7.0.1406, 7.0.1406 (docker/Dockerfile)
#centos6.7, 6.7 (docker/Dockerfile)
#centos6.6, 6.6 (docker/Dockerfile)
#centos5.11, 5.11 (docker/Dockerfile)

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###### Get docker machine ip ######
# able to resolve docker ip for both Docker Toolbox and Docker Desktop

if [[ -z "${DOCKER_HOST_IP-}" ]]; then
  docker_host_ip=$(docker run --rm --net host alpine ip address show eth0 | awk '$1=="inet" {print $2}' | cut -f1 -d'/')
  # Work around Docker for Mac 1.12.0-rc2-beta16 (build: 9493)
  if [[ $docker_host_ip = '192.168.65.2' ]]; then
    docker_host_ip=$(/sbin/ifconfig | grep -v '127.0.0.1' | awk '$1=="inet" {print $2}' | cut -f1 -d'/' | head -n 1)
  fi
  export DOCKER_HOST_IP=$docker_host_ip

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# https://stackoverflow.com/questions/17625622/how-to-completely-uninstall-android-studio/18458893#18458893
# with small modification
rm -Rf /Applications/Android\ Studio.app
rm -Rf ~/Library/Preferences/AndroidStudio*
rm -Rf ~/Library/Preferences/com.google.android.*
rm -Rf ~/Library/Preferences/com.android.*
rm -Rf ~/Library/Application\ Support/AndroidStudio*
rm -Rf ~/Library/Android/*
rm -Rf ~/Library/Logs/AndroidStudio*
rm -Rf ~/Library/Caches/AndroidStudio*