Implement basic functionality

README.md

@@ -1,3 +1,16 @@
 # magicli
 
-Automatically call functions from args parsed by `docopt`
+Automatically call functions from args parsed by `docopt`.
+
+## Install
+
+`pip install git+https://git.beelm.eu/patrick/magicli`
+
+## Getting started
+
+```python
+from docopt import docopt
+from magicli import magicli
+
+args = magically(docopt(__doc__))
+```

magicli.py

@@ -0,0 +1,56 @@
+"""
+# Getting started
+
+```python
+from docopt import docopt
+from magicli import magicli
+
+args = magically(docopt(__doc__))
+```
+"""
+
+import inspect
+from docopt import docopt
+
+
+def magicli(args, glbls=None):
+    """
+    Calls all callable functions with all arguments.
+    """
+    # Get the `globals()` dict of the file from where the function is called.
+    if not glbls:
+        glbls = inspect.currentframe().f_back.f_globals 
+
+    cleaned_args = clean_args(args)
+    args = args_set_in_cli(cleaned_args)
+    for arg in args:
+        if arg in glbls:
+            func = glbls.get(arg)
+            func_args = inspect.getargspec(func).args
+            kwargs = {arg:args[arg] for arg in args if arg in func_args}
+            func(**kwargs)
+
+    return cleaned_args
+
+
+def clean_args(args):
+    """
+    Creates a new dict of variables converted to correct function names.
+    """
+    return {parse_function_name(key): args[key] for key in args}
+
+
+def parse_function_name(func):
+    """
+    Convert variables to valid python function names.
+    """
+    for char in ['<', '>', '-']:
+        func = func.strip(char)
+    return func.replace('-', '_')
+
+
+def args_set_in_cli(args):
+    """
+    Returns a list of all dictionary entries that are specified in cli.
+    """
+    return {arg:args[arg] for arg in args if args[arg]}

setup.py

@@ -0,0 +1,13 @@
+from setuptools import setup
+
+
+setup(
+    name='magicli',
+    version='0.1.0',
+    extras_require = {
+        'tests': [
+            'pytest',
+            'docopt',
+        ]
+    }
+)

tests/test_magicli.py

@@ -0,0 +1,34 @@
+from magicli import clean_args
+from magicli import parse_function_name
+from magicli import args_set_in_cli
+
+
+def test_clean_args():
+    args = {
+        "<name-1>": True,
+        "--name-2": False
+    }
+    assert clean_args(args) == {
+        "name_1": True,
+        "name_2": False
+    }
+
+
+def test_parse_function_name():
+    assert parse_function_name('<name-1>') == 'name_1'
+    assert parse_function_name('--name-2') == 'name_2'
+
+
+def test_args_set_in_cli():
+    args = {
+        "a": True,
+        "b": False,
+        "c": None,
+        "d": 1,
+        "e": "a"
+    }
+    assert args_set_in_cli(args) == {
+        "a": True,
+        "d": 1,
+        "e": "a"
+    }