Fix import issues and dependency installs.

pyproject.toml

@@ -44,6 +44,8 @@ pytest-filedata = "^0.4.0"
 pytest-cov = "*"
 tox = ">=3.20"
 tox-gh-actions = "^2.9.1"
+toml = "^0.10.2"
+tomlkit = "^0.7.2"
 
 # linting
 black = ">=20"

src/munge/base.py

@@ -1,6 +1,7 @@
-import collections
+
 import sys
 from urllib.parse import urlsplit
+from collections.abc import Mapping
 
 import requests
 
@@ -48,7 +49,7 @@ def set_type(self, name, typ):
         raise NotImplementedError("set_type has not been implemented")
 
     def supports_data(self, data):
-        if isinstance(data, collections.abc.Mapping):
+        if isinstance(data, Mapping):
             return self.supports_dict
         if isinstance(data, list):
             return self.supports_list

src/munge/codec/toml_toml.py

@@ -23,5 +23,6 @@ def dump(self, data, fobj, **kwargs):
         def dumps(self, data):
             return toml.dumps(data)
 
-except ImportError:
+except ImportError as e:
+    print(f"failed to import toml module: {e}")
     pass

src/munge/codec/toml_tomlkit.py

@@ -24,5 +24,6 @@ def dump(self, data, fobj, **kwargs):
         def dumps(self, data, **kwargs):
             return tomlkit.dumps(data)
 
-except ImportError:
+except ImportError as e:
+    print(f"failed to import tomlkit module: {e}")
     pass

src/munge/config.py

@@ -1,7 +1,9 @@
-import collections
+
 import copy
 import os
 from urllib.parse import urlsplit
+from collections.abc import MutableMapping
+from collections import namedtuple
 
 import munge
 import munge.util
@@ -10,7 +12,7 @@
 # this wouldn't work with tabular data
 # need metaclass to allow users to set info once on class
 # TODO rename to BaseConfig, set standard setup for Config?
-class Config(collections.abc.MutableMapping):
+class Config(MutableMapping):
     """
     class for storing and manipulating data for config files
     """
@@ -196,7 +198,7 @@ def find_cls(name, extra_schemes={}):
     return munge.get_codec(name)
 
 
-class MungeURL(collections.namedtuple("MungeURL", "cls url")):
+class MungeURL(namedtuple("MungeURL", "cls url")):
     pass