Just another Python geohashing library.
import geohashr
geohashr.encode(45.464664, 9.188540)
# 'u0nd9hdfue8h'
geohashr.decode('u0nd9hdfue8h')
# (45.46466396190226, 9.188540149480104)
geohashr.decode_exact('u0nd9hd')
# (45.46485900878906, 9.188003540039062, 0.0006866455078125, 0.0006866455078125)
geohashr.bbox('u0nd9hdfue8h')
# {
# 'e': 9.188540317118168,
# 's': 45.46466387808323,
# 'w': 9.188539981842041,
# 'n': 45.46466404572129
# }
geohashr.neighbors('u0nd9hdfue8h')
# {
# 'e': 'u0nd9hdfue8k',
# 'n': 'u0nd9hdfue8j',
# 'ne': 'u0nd9hdfue8m',
# 'nw': 'u0nd9hdfu7xv',
# 's': 'u0nd9hdfue85',
# 'se': 'u0nd9hdfue87',
# 'sw': 'u0nd9hdfu7xg',
# 'w': 'u0nd9hdfu7xu'
# }
geohashr.neighbor('u0nd9hdfue8h', 'e')
# 'u0nd9hdfue8k'
Geohashr is released under the BSD License.