* 겪고 있는 문제 상황을 최대한 자세하게 작성해주세요.

* 문제 해결을 위해 어떤 시도를 해보았는지 구체적으로 함께 알려주세요.

#==================================================

import matplotlib.pyplot as plt

import numpy as np

#그래프 사이즈

plt.figure(figsize=(10,5))

#막대대그래프 x축 y축

plt.bar(weekdata.index, weekdata)

#그래프 명

plt.title('요일별 수강 완료 수강생 수')

#그래프 x축 레이블

plt.xlabel('요일')

#그래프 y축 레이블

plt.ylabel('수강생(명)')

#x축 레이블을 90도로 변환 

plt.xticks(rotation=0)

#그래프 출력

plt.show()

#==================================================

#그래프 사이즈 변경

plt.figure(figsize=(10,5))

#꺽은선 그래프 x축 y축

plt.plot(hourdata.index, hourdata)

#그래프 명

plt.title('시간별 수강 완료 사용자 수')

#그래프 x축 레이블

plt.xlabel('시간')

#그래프 y축 레이블

plt.ylabel('사용자(명)')

#x축 눈금 표시 하기

plt.xticks(np.arange(24))

#그래프 출력

plt.show()

해당 코드 실행하면

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:214: RuntimeWarning: Glyph 50836 missing from current font.

font.set_text(s, 0.0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:214: RuntimeWarning: Glyph 51068 missing from current font.

font.set_text(s, 0.0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:214: RuntimeWarning: Glyph 49373 missing from current font.

font.set_text(s, 0.0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:183: RuntimeWarning: Glyph 50836 missing from current font.

font.set_text(s, 0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:183: RuntimeWarning: Glyph 51068 missing from current font.

font.set_text(s, 0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:183: RuntimeWarning: Glyph 49373 missing from current font.

font.set_text(s, 0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:214: RuntimeWarning: Glyph 49884 missing from current font.

font.set_text(s, 0.0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:214: RuntimeWarning: Glyph 44036 missing from current font.

font.set_text(s, 0.0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:214: RuntimeWarning: Glyph 48324 missing from current font.

font.set_text(s, 0.0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:214: RuntimeWarning: Glyph 49688 missing from current font.

font.set_text(s, 0.0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:214: RuntimeWarning: Glyph 44053 missing from current font.

font.set_text(s, 0.0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:214: RuntimeWarning: Glyph 50756 missing from current font.

font.set_text(s, 0.0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:214: RuntimeWarning: Glyph 47308 missing from current font.

font.set_text(s, 0.0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:214: RuntimeWarning: Glyph 49324 missing from current font.

font.set_text(s, 0.0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:214: RuntimeWarning: Glyph 50857 missing from current font.

font.set_text(s, 0.0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:214: RuntimeWarning: Glyph 51088 missing from current font.

font.set_text(s, 0.0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:214: RuntimeWarning: Glyph 47749 missing from current font.

font.set_text(s, 0.0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:183: RuntimeWarning: Glyph 49884 missing from current font.

font.set_text(s, 0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:183: RuntimeWarning: Glyph 44036 missing from current font.

font.set_text(s, 0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:183: RuntimeWarning: Glyph 49324 missing from current font.

font.set_text(s, 0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:183: RuntimeWarning: Glyph 50857 missing from current font.

font.set_text(s, 0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:183: RuntimeWarning: Glyph 51088 missing from current font.

font.set_text(s, 0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:183: RuntimeWarning: Glyph 47749 missing from current font.

font.set_text(s, 0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:183: RuntimeWarning: Glyph 48324 missing from current font.

font.set_text(s, 0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:183: RuntimeWarning: Glyph 49688 missing from current font.

font.set_text(s, 0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:183: RuntimeWarning: Glyph 44053 missing from current font.

font.set_text(s, 0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:183: RuntimeWarning: Glyph 50756 missing from current font.

font.set_text(s, 0, flags=flags)

/usr/local/lib/python3.8/dist-packages/matplotlib/backends/backend_agg.py:183: RuntimeWarning: Glyph 47308 missing from current font.

font.set_text(s, 0, flags=flags)