Update __init__.py to add IDE compatible imports.

Author: rmarren1

dash_core_components/__init__.py

@@ -2,37 +2,25 @@
 
 import os as _os
 import sys as _sys
-import glob as _glob
-from importlib import import_module as _import
-
 import dash as _dash
 
+from ._imports_ import *
+from ._imports_ import __all__
 from .version import __version__
 
+
 if not hasattr(_dash, 'development'):
     print("Dash was not successfully imported. Make sure you don't have a file "
           "named \n'dash.py' in your current directory.", file=_sys.stderr)
     _sys.exit(1)
 
+
 _current_path = _os.path.dirname(_os.path.abspath(__file__))
 
-_component_files = map(
-    lambda x: _os.path.splitext(_os.path.basename(x))[0],
-    filter(
-        lambda x: _os.path.basename(x) not in ['__init__.py', 'version.py'],
-        _glob.glob(_os.path.join(_current_path, '*.py'))
-    )
-)
-
-_components = [
-    getattr(
-        _import(".{:s}".format(c), package='dash_core_components'),
-        c
-    ) for c in _component_files
-]
 
 _this_module = _sys.modules[__name__]
 
+
 _js_dist = [
     {
         'external_url': 'https://cdn.plot.ly/plotly-1.38.0.min.js',
@@ -49,6 +37,7 @@
     }
 ]
 
+
 _css_dist = [
     {
         'relative_package_path': [
@@ -70,7 +59,6 @@
 ]
 
 
-for component in _components:
-    setattr(_this_module, component.__name__, component)
-    setattr(component, '_js_dist', _js_dist)
-    setattr(component, '_css_dist', _css_dist)
+for _component in __all__:
+    setattr(locals()[_component], '_js_dist', _js_dist)
+    setattr(locals()[_component], '_css_dist', _css_dist)

dash_core_components/_imports_.py

@@ -0,0 +1,36 @@
+from .Checklist import Checklist
+from .DatePickerRange import DatePickerRange
+from .DatePickerSingle import DatePickerSingle
+from .Dropdown import Dropdown
+from .Graph import Graph
+from .Input import Input
+from .Interval import Interval
+from .Link import Link
+from .Location import Location
+from .Markdown import Markdown
+from .RadioItems import RadioItems
+from .RangeSlider import RangeSlider
+from .Slider import Slider
+from .SyntaxHighlighter import SyntaxHighlighter
+from .Textarea import Textarea
+from .Upload import Upload
+
+
+__all__ = [
+    "Checklist",
+    "DatePickerRange",
+    "DatePickerSingle",
+    "Dropdown",
+    "Graph",
+    "Input",
+    "Interval",
+    "Link",
+    "Location",
+    "Markdown",
+    "RadioItems",
+    "RangeSlider",
+    "Slider",
+    "SyntaxHighlighter",
+    "Textarea",
+    "Upload",
+]