The ornamental design for a basketballtraining apparatus, as shown and described.
FIG. 1 is a top perspective view of a basketball training apparatus in accordance with the present design;
FIG. 2 is a front view thereof;
FIG. 3 is a back view thereof;
FIG. 4 is a top view thereof;
FIG. 5 is a bottom view thereof;
FIG. 6 is a left side view thereof;
FIG. 7 is a right view thereof;
FIG. 8 is a reduced scale front view showing the design in use;
FIG. 9 is a top perspective view thereof;
FIG. 10 is a front view thereof;
FIG. 11 is a back view thereof;
FIG. 12 is a top view thereof;
FIG. 13 is a bottom view thereof;
FIG. 14 is a left view thereof; and,
FIG. 15 is a right view thereof.
The broken lines showing a user in FIG. 8 are for illustrative purposes only; and form no part of the claimed design. The broken lines shown in FIGS. 9-15 represent the elements of the basketball training device that form no part of the claim to the embodiment in which they are shown.