Though Gurus have been an integral part of ancient Hinduism, the celebration of a specific purnima in their honour in the month of Ashadha is a contribution of Buddhism and Jainism. Gurus and their ashramas or pathshalas have served as boarding schools or even for day - time education of students for the entire period of their childhood and early youth that covered the Brahmacharyya phase of their life, but there is no unanimity on the exact date of entry. Those Gurus who taught specific skills, like Dronacharya did to the young Kauravas and Pandavas, did not mention any specific entry date for their academic year or semesters, while other adult - life spiritual Gurus were and are rather open ended on their admission policies. Buddhists, however, were quite clear that Guru Punima marked the beginning of the season of Varsha or Vassa as it is called in Pali, when both young and old monks had to leave human habitations and huddle together in distant caves and monasteries. Some courses were open to other devotees who were interested in pursuing courses in theology, scholastic disciplines or even in pure meditative discipline for the benefits of naturopathy. ........
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