Please take a look:
Traceback (most recent call last):
File "C:\Espressif\examples\esp_ginx\tools\esptool.py", line 22, in <module>
import serial
ImportError: No module named serial
../Makefile:123: recipe for target '.output/eagle/debug/bin/eagle.app.v6.bin' failed
mingw32-make[1]: *** [.output/eagle/debug/bin/eagle.app.v6.bin] Error 1
mingw32-make[1]: Leaving directory 'C:/Espressif/examples/esp_ginx/app'
C:/Espressif/examples/esp_ginx/Makefile:152: recipe for target '.subdirs' failed
mingw32-make.exe: *** [.subdirs] Error 2
09:43:11 Build Finished (took 2s.966ms)