Add tcl and tk as runtime dependencies to non-slim images for tkinter

...support

* docker-library/python#127

Author: JayH5

2/Dockerfile

@@ -7,6 +7,12 @@ ENV PATH /usr/local/bin:$PATH
 # > At the moment, setting "LANG=C" on a Linux system *fundamentally breaks Python 3*, and that's not OK.
 ENV LANG C.UTF-8
 
+# runtime dependencies
+RUN apt-get update && apt-get install -y --no-install-recommends \
+		tcl \
+		tk \
+	&& rm -rf /var/lib/apt/lists/*
+
 ENV PYPY_VERSION 5.4.0
 
 # if this is called "PIP_VERSION", pip explodes with "ValueError: invalid truth value '<VERSION>'"

3/Dockerfile

@@ -7,6 +7,12 @@ ENV PATH /usr/local/bin:$PATH
 # > At the moment, setting "LANG=C" on a Linux system *fundamentally breaks Python 3*, and that's not OK.
 ENV LANG C.UTF-8
 
+# runtime dependencies
+RUN apt-get update && apt-get install -y --no-install-recommends \
+		tcl \
+		tk \
+	&& rm -rf /var/lib/apt/lists/*
+
 ENV PYPY_VERSION 5.2.0-alpha1
 
 # if this is called "PIP_VERSION", pip explodes with "ValueError: invalid truth value '<VERSION>'"