data below "sample" in data type of dictionary contains the weight $($ gram $)$of wolcanic stone that is collected from volcano site. Write a Python code to remove the weight of volcanic stone that is more than $50$gram or above and then store into a new dictionary named "new $\_$ sample" as shown below.

sample$=\{$a$$:$22\mathrm{.}76,$b$$:$88\mathrm{.}52,$c$$:$39\mathrm{.}73,$d$$:$54\mathrm{.}17,$e$$:$42\mathrm{.}53,$f$$:$69\mathrm{.}17,$g$$:$48\mathrm{.}2\}$

new$\_$sample$=\{$a$$:$22\mathrm{.}76,$c$$:$39\mathrm{.}73,$e$$:$42\mathrm{.}53,$g$$:$48\mathrm{.}2\}$