{'fraction_non_alphanumeric': 0.017241379310344827, 'fraction_numerical': 0.027093596059113302, 'mean_word_length': 5.2615384615384615, 'pattern_counts': {'":': 0, '<': 0, '<?xml version=': 0, '>': 0, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
The Euclid survey planning system

The Euclid mission is to be launched in 2022 to survey during 6 years 15,000 degrees2 of the extragalactic sky in order to characterize the Dark Universe. The mission planning problem and drivers are exposed. The current status of the mission planning software system and infrastructure, its requirements, design, challenges and current implementation are also presented.