我想按日期、天數和月份繪制變數。月份變化時網格不均勻。在這種情況下如何強制網格的大小？
資料通過 Pandas 加載，作為 DataFrame。加=
Refference Organic_search Direct Date
0 0 0 0 2021-11-22
1 0 0 0 2021-11-23
2 0 0 0 2021-11-24
3 0 0 0 2021-11-25
4 0 0 0 2021-11-26
5 0 0 0 2021-11-27
6 0 0 0 2021-11-28
7 42 19 35 2021-11-29
8 69 33 48 2021-11-30
9 107 32 35 2021-12-01
10 62 30 26 2021-12-02
11 20 26 30 2021-12-03
12 22 22 20 2021-12-04
13 40 41 20 2021-12-05
14 14 39 26 2021-12-06
15 18 25 34 2021-12-07
16 8 21 13 2021-12-08
17 11 21 17 2021-12-09
18 23 27 20 2021-12-10
19 46 26 17 2021-12-11
20 29 42 20 2021-12-12
21 122 37 19 2021-12-13
22 97 25 29 2021-12-14
23 288 51 39 2021-12-15
24 96 29 26 2021-12-16
25 51 25 36 2021-12-17
26 23 16 21 2021-12-18
27 47 32 10 2021-12-19
代碼：
fig, ax = plt.subplots(figsize = (15,5))
ax.plot(ga.date, ga.refference)
ax.set(xlabel = 'Data',
ylabel = 'Ruch na stronie')
date_form = DateFormatter('%d/%m')
ax.xaxis.set_major_formatter(date_form)
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標籤：Python matplotlib