feat: add pip to alpine and fedora images

Author: gigante

alpine/Dockerfile

@@ -22,7 +22,7 @@ RUN set -ex \
         libtbb@testing libtbb-dev@testing \
         eigen eigen-dev \
         tesseract-ocr tesseract-ocr-data-por tesseract-ocr-dev \
-        python3-dev \
+        py3-pip python3-dev \
         linux-headers \
     && pip install -q numpy \
     && wget -q https://github.com/opencv/opencv/archive/${OPENCV_VERSION}.zip -O opencv.zip \

fedora/Dockerfile

@@ -20,7 +20,7 @@ RUN set -ex \
         openblas openblas-devel \
         protobuf protobuf-devel \
         tesseract tesseract-langpack-por tesseract-devel \
-        python3-numpy python3-devel \
+        python3-pip python3-numpy python3-devel \
         kernel-headers \
     && wget -q https://github.com/opencv/opencv/archive/${OPENCV_VERSION}.zip -O opencv.zip \
     && wget -q https://github.com/opencv/opencv_contrib/archive/${OPENCV_VERSION}.zip -O opencv_contrib.zip \

readme.md

@@ -6,6 +6,7 @@
 Docker images with OpenCV and Python bindings
 
 - [OpenCV](https://github.com/opencv/opencv) + [contrib](https://github.com/opencv/opencv_contrib)
+- pip
 - Numpy
 - Tesseract
 - Eigen