pyqtgraph/exporters/__init__.py

Exporters = []

import os, sys
d = os.path.split(__file__)[0]
files = []
for f in os.listdir(d):
    if os.path.isdir(os.path.join(d, f)):
        files.append(f)
    elif f[-3:] == '.py' and f not in ['__init__.py', 'Exporter.py']:
        files.append(f[:-3])
    
for modName in files:
    mod = __import__(modName, globals(), locals(), fromlist=['*'])
    if hasattr(mod, '__all__'):
        names = mod.__all__
    else:
        names = [n for n in dir(mod) if n[0] != '_']
    for k in names:
        if hasattr(mod, k):
            Exporters.append(getattr(mod, k))


def listExporters():
    return Exporters[:]