DICOMfileClient for working with locally stored DICOM Part10 files (#56)

* Implement DICOMfileClient

* Define interface using typing Protocol

Author: hackermd

setup.py

@@ -32,6 +32,7 @@
         'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
+        'Programming Language :: Python :: 3.9',
         'Development Status :: 4 - Beta',
     ],
     entry_points={
@@ -49,8 +50,11 @@
     },
     python_requires='>=3.6',
     install_requires=[
-        'pydicom>=2.0',
+        'numpy>=1.19',
         'requests>=2.18',
         'retrying>=1.3.3',
+        'Pillow>=8.3',
+        'pydicom>=2.2',
+        'typing-extensions>=4.0; python_version < "3.8.0"'
     ]
 )

src/dicomweb_client/__init__.py

@@ -1,4 +1,4 @@
 __version__ = '0.53.0'
 
-from dicomweb_client.api import DICOMwebClient  # noqa
+from dicomweb_client.api import DICOMwebClient, DICOMfileClient  # noqa
 from dicomweb_client.uri import URI, URISuffix, URIType  # noqa