Option to install cityscrapes dataset download script, as well as requirements file

data/download.py

@@ -5,6 +5,7 @@
 # https://www.cityscapes-dataset.com/
 import os
 import sys
+import pip
 
 
 # Download and cache dataset
@@ -12,5 +13,22 @@ def main():
     pass
 
 
+def download(name='cityscapes', path='data/downloads'):
+    """Select one of the available and implemented datasets to download:
+    name=any(['cityscapes', 'camvid', 'labelme'])
+    """
+    if name == 'cityscapes':
+        download_cityscapes(path)
+    else:
+        raise NotImplementedError
+
+
+def download_cityscapes(path='data/downloads'):
+    if hasattr(pip, 'main'):
+        pip.main(['install', 'cityscrapesscripts'])
+    else:
+        raise EnvironmentError("pip is not installed")
+
+
 if __name__ == "__main__":
     main()

env.yml

@@ -0,0 +1,164 @@
+name: zth
+channels:
+  - defaults
+dependencies:
+  - _libgcc_mutex=0.1=main
+  - _openmp_mutex=5.1=1_gnu
+  - anyio=3.5.0=py38h06a4308_0
+  - argon2-cffi=21.3.0=pyhd3eb1b0_0
+  - argon2-cffi-bindings=21.2.0=py38h7f8727e_0
+  - asttokens=2.0.5=pyhd3eb1b0_0
+  - attrs=21.4.0=pyhd3eb1b0_0
+  - babel=2.9.1=pyhd3eb1b0_0
+  - backcall=0.2.0=pyhd3eb1b0_0
+  - beautifulsoup4=4.11.1=py38h06a4308_0
+  - bleach=4.1.0=pyhd3eb1b0_0
+  - brotlipy=0.7.0=py38h27cfd23_1003
+  - ca-certificates=2022.07.19=h06a4308_0
+  - certifi=2022.9.24=py38h06a4308_0
+  - cffi=1.15.1=py38h74dc2b5_0
+  - charset-normalizer=2.0.4=pyhd3eb1b0_0
+  - cryptography=37.0.1=py38h9ce1e76_0
+  - dbus=1.13.18=hb2f20db_0
+  - debugpy=1.5.1=py38h295c915_0
+  - decorator=5.1.1=pyhd3eb1b0_0
+  - defusedxml=0.7.1=pyhd3eb1b0_0
+  - entrypoints=0.4=py38h06a4308_0
+  - executing=0.8.3=pyhd3eb1b0_0
+  - expat=2.4.9=h6a678d5_0
+  - fontconfig=2.13.1=h6c09931_0
+  - freetype=2.11.0=h70c0345_0
+  - giflib=5.2.1=h7b6447c_0
+  - glib=2.69.1=h4ff587b_1
+  - gst-plugins-base=1.14.0=h8213a91_2
+  - gstreamer=1.14.0=h28cd5cc_2
+  - icu=58.2=he6710b0_3
+  - idna=3.3=pyhd3eb1b0_0
+  - importlib-metadata=4.11.3=py38h06a4308_0
+  - importlib_resources=5.2.0=pyhd3eb1b0_1
+  - ipykernel=6.15.2=py38h06a4308_0
+  - ipython=8.4.0=py38h06a4308_0
+  - ipython_genutils=0.2.0=pyhd3eb1b0_1
+  - ipywidgets=7.6.5=pyhd3eb1b0_1
+  - jedi=0.18.1=py38h06a4308_1
+  - jinja2=3.0.3=pyhd3eb1b0_0
+  - jpeg=9e=h7f8727e_0
+  - json5=0.9.6=pyhd3eb1b0_0
+  - jsonschema=4.16.0=py38h06a4308_0
+  - jupyter=1.0.0=py38h06a4308_8
+  - jupyter_client=7.3.5=py38h06a4308_0
+  - jupyter_console=6.4.3=pyhd3eb1b0_0
+  - jupyter_core=4.11.1=py38h06a4308_0
+  - jupyter_server=1.18.1=py38h06a4308_0
+  - jupyterlab=3.4.4=py38h06a4308_0
+  - jupyterlab_pygments=0.1.2=py_0
+  - jupyterlab_server=2.15.2=py38h06a4308_0
+  - jupyterlab_widgets=1.0.0=pyhd3eb1b0_1
+  - krb5=1.19.2=hac12032_0
+  - ld_impl_linux-64=2.38=h1181459_1
+  - lerc=3.0=h295c915_0
+  - libclang=10.0.1=default_hb85057a_2
+  - libdeflate=1.8=h7f8727e_5
+  - libedit=3.1.20210910=h7f8727e_0
+  - libevent=2.1.12=h8f2d780_0
+  - libffi=3.3=he6710b0_2
+  - libgcc-ng=11.2.0=h1234567_1
+  - libgomp=11.2.0=h1234567_1
+  - libllvm10=10.0.1=hbcb73fb_5
+  - libpng=1.6.37=hbc83047_0
+  - libpq=12.9=h16c4e8d_3
+  - libsodium=1.0.18=h7b6447c_0
+  - libstdcxx-ng=11.2.0=h1234567_1
+  - libtiff=4.4.0=hecacb30_0
+  - libuuid=1.0.3=h7f8727e_2
+  - libwebp=1.2.4=h11a3e52_0
+  - libwebp-base=1.2.4=h5eee18b_0
+  - libxcb=1.15=h7f8727e_0
+  - libxkbcommon=1.0.1=hfa300c1_0
+  - libxml2=2.9.14=h74e7548_0
+  - libxslt=1.1.35=h4e12654_0
+  - lz4-c=1.9.3=h295c915_1
+  - markupsafe=2.1.1=py38h7f8727e_0
+  - matplotlib-inline=0.1.6=py38h06a4308_0
+  - mistune=0.8.4=py38h7b6447c_1000
+  - nbclassic=0.3.5=pyhd3eb1b0_0
+  - nbclient=0.5.13=py38h06a4308_0
+  - nbconvert=6.4.4=py38h06a4308_0
+  - nbformat=5.5.0=py38h06a4308_0
+  - ncurses=6.3=h5eee18b_3
+  - nest-asyncio=1.5.5=py38h06a4308_0
+  - notebook=6.4.12=py38h06a4308_0
+  - nspr=4.33=h295c915_0
+  - nss=3.74=h0370c37_0
+  - openssl=1.1.1q=h7f8727e_0
+  - packaging=21.3=pyhd3eb1b0_0
+  - pandocfilters=1.5.0=pyhd3eb1b0_0
+  - parso=0.8.3=pyhd3eb1b0_0
+  - pcre=8.45=h295c915_0
+  - pexpect=4.8.0=pyhd3eb1b0_3
+  - pickleshare=0.7.5=pyhd3eb1b0_1003
+  - pip=22.2.2=py38h06a4308_0
+  - pkgutil-resolve-name=1.3.10=py38h06a4308_0
+  - ply=3.11=py38_0
+  - prometheus_client=0.14.1=py38h06a4308_0
+  - prompt-toolkit=3.0.20=pyhd3eb1b0_0
+  - prompt_toolkit=3.0.20=hd3eb1b0_0
+  - psutil=5.9.0=py38h5eee18b_0
+  - ptyprocess=0.7.0=pyhd3eb1b0_2
+  - pure_eval=0.2.2=pyhd3eb1b0_0
+  - pycparser=2.21=pyhd3eb1b0_0
+  - pygments=2.11.2=pyhd3eb1b0_0
+  - pyopenssl=22.0.0=pyhd3eb1b0_0
+  - pyparsing=3.0.9=py38h06a4308_0
+  - pyqt=5.15.7=py38h6a678d5_1
+  - pyqt5-sip=12.11.0=py38h6a678d5_1
+  - pyrsistent=0.18.0=py38heee7806_0
+  - pysocks=1.7.1=py38h06a4308_0
+  - python=3.8.13=h12debd9_0
+  - python-dateutil=2.8.2=pyhd3eb1b0_0
+  - python-fastjsonschema=2.16.2=py38h06a4308_0
+  - pytz=2022.1=py38h06a4308_0
+  - pyzmq=23.2.0=py38h6a678d5_0
+  - qt-main=5.15.2=h327a75a_7
+  - qt-webengine=5.15.9=hd2b0992_4
+  - qtconsole=5.3.2=py38h06a4308_0
+  - qtpy=2.2.0=py38h06a4308_0
+  - qtwebkit=5.212=h4eab89a_4
+  - readline=8.1.2=h7f8727e_1
+  - requests=2.28.1=py38h06a4308_0
+  - send2trash=1.8.0=pyhd3eb1b0_1
+  - setuptools=63.4.1=py38h06a4308_0
+  - sip=6.6.2=py38h6a678d5_0
+  - six=1.16.0=pyhd3eb1b0_1
+  - sniffio=1.2.0=py38h06a4308_1
+  - soupsieve=2.3.1=pyhd3eb1b0_0
+  - sqlite=3.39.3=h5082296_0
+  - stack_data=0.2.0=pyhd3eb1b0_0
+  - terminado=0.13.1=py38h06a4308_0
+  - testpath=0.6.0=py38h06a4308_0
+  - tk=8.6.12=h1ccaba5_0
+  - toml=0.10.2=pyhd3eb1b0_0
+  - tornado=6.2=py38h5eee18b_0
+  - traitlets=5.1.1=pyhd3eb1b0_0
+  - typing_extensions=4.3.0=py38h06a4308_0
+  - urllib3=1.26.11=py38h06a4308_0
+  - wcwidth=0.2.5=pyhd3eb1b0_0
+  - webencodings=0.5.1=py38_1
+  - websocket-client=0.58.0=py38h06a4308_4
+  - wheel=0.37.1=pyhd3eb1b0_0
+  - widgetsnbextension=3.5.2=py38h06a4308_0
+  - xz=5.2.6=h5eee18b_0
+  - zeromq=4.3.4=h2531618_0
+  - zlib=1.2.12=h5eee18b_3
+  - zstd=1.5.2=ha4553b6_0
+  - pip:
+    - absl-py==1.2.0
+    - etils==0.8.0
+    - importlib-resources==5.10.0
+    - jax==0.3.21
+    - jaxlib==0.3.20+cuda11.cudnn82
+    - numpy==1.23.3
+    - opt-einsum==3.3.0
+    - scipy==1.9.2
+    - typing-extensions==4.4.0
+    - zipp==3.9.0